Discount Evaluation Evaluating with experts Discount Evaluation Techniques
![Discount Evaluation Evaluating with experts Discount Evaluation Evaluating with experts](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-1.jpg)
![Discount Evaluation Techniques l Basis: – – – l Observing users can be time-consuming Discount Evaluation Techniques l Basis: – – – l Observing users can be time-consuming](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-2.jpg)
![Heuristic Evaluation l Several expert usability evaluators assess system based on simple and general Heuristic Evaluation l Several expert usability evaluators assess system based on simple and general](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-3.jpg)
![Procedure 1. 2. 3. 4. Gather inputs Evaluate system Debriefing and collection Severity rating Procedure 1. 2. 3. 4. Gather inputs Evaluate system Debriefing and collection Severity rating](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-4.jpg)
![1: Gather Inputs l Who are evaluators? – l Need to learn about domain, 1: Gather Inputs l Who are evaluators? – l Need to learn about domain,](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-5.jpg)
![How many experts? l Nielsen found that about 5 evaluations found 75% of the How many experts? l Nielsen found that about 5 evaluations found 75% of the](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-6.jpg)
![2: Evaluate System l Reviewers evaluate system based on highlevel heuristics. l Where to 2: Evaluate System l Reviewers evaluate system based on highlevel heuristics. l Where to](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-7.jpg)
![Heuristics l l l use simple and natural dialog speak user’s language minimize memory Heuristics l l l use simple and natural dialog speak user’s language minimize memory](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-8.jpg)
![Neilsen’s Heuristics l l l visibility of system status aesthetic and minimalist design user Neilsen’s Heuristics l l l visibility of system status aesthetic and minimalist design user](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-9.jpg)
![Process l Perform two or more passes through system inspecting – – l l Process l Perform two or more passes through system inspecting – – l l](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-10.jpg)
![3: Debriefing l Organize all problems found by different reviewers – – – At 3: Debriefing l Organize all problems found by different reviewers – – – At](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-11.jpg)
![4: Severity Rating l Based on – – l frequency impact persistence market impact 4: Severity Rating l Based on – – l frequency impact persistence market impact](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-12.jpg)
![Advantages l l l Few ethical issues to consider Inexpensive, quick Getting someone practiced Advantages l l l Few ethical issues to consider Inexpensive, quick Getting someone practiced](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-13.jpg)
![Challenges l Very subjective assessment of problems – l Why are these the right Challenges l Very subjective assessment of problems – l Why are these the right](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-14.jpg)
![Your turn: l Banner – adding a course l Use Nielsen’s heuristics (p 686) Your turn: l Banner – adding a course l Use Nielsen’s heuristics (p 686)](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-15.jpg)
![Neilsen’s Heuristics l l l visibility of system status aesthetic and minimalist design user Neilsen’s Heuristics l l l visibility of system status aesthetic and minimalist design user](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-16.jpg)
![Heuristic Evaluation: review l l Design team provides prototype and chooses a set of Heuristic Evaluation: review l l Design team provides prototype and chooses a set of](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-17.jpg)
![Cognitive Walkthrough More evaluating with experts Cognitive Walkthrough More evaluating with experts](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-18.jpg)
![Cognitive Walkthrough l Assess learnability and usability through simulation of way users explore and Cognitive Walkthrough l Assess learnability and usability through simulation of way users explore and](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-19.jpg)
![CW: Process l l l Construct carefully designed tasks from system spec or screen CW: Process l l l Construct carefully designed tasks from system spec or screen](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-20.jpg)
![CW: Assumptions l l User has rough plan User explores system, looking for actions CW: Assumptions l l User has rough plan User explores system, looking for actions](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-21.jpg)
![CW: Requirements l l Description of users and their backgrounds Description of task user CW: Requirements l l Description of users and their backgrounds Description of task user](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-22.jpg)
![CW: Methodology l Experts step through action sequence – – – l Action 1 CW: Methodology l Experts step through action sequence – – – l Action 1](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-23.jpg)
![CW: Questions 1. 2. 3. 4. Will users be trying to produce whatever effect CW: Questions 1. 2. 3. 4. Will users be trying to produce whatever effect](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-24.jpg)
![Let’s practice: My Internet Radio l User characteristics – – Technology savy users Familiar Let’s practice: My Internet Radio l User characteristics – – Technology savy users Familiar](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-25.jpg)
![Task: add a station to presets l l Click genre Scroll list and choose Task: add a station to presets l l Click genre Scroll list and choose](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-26.jpg)
![Task: Click – Pick a genre 1. 2. 3. 4. Will users be trying Task: Click – Pick a genre 1. 2. 3. 4. Will users be trying](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-27.jpg)
![CW: Answering the Questions l 1. Will user be trying to produce effect? – CW: Answering the Questions l 1. Will user be trying to produce effect? –](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-28.jpg)
![CW: Next Question l 2. Will user notice action is available? – Typical supporting CW: Next Question l 2. Will user notice action is available? – Typical supporting](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-29.jpg)
![CW: Next Question l 3. Will user know it’s the right one for the CW: Next Question l 3. Will user know it’s the right one for the](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-30.jpg)
![CW: Next Question l 4. Will user understand the feedback? – Typical supporting evidence CW: Next Question l 4. Will user understand the feedback? – Typical supporting evidence](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-31.jpg)
![Scroll list and choose genre 1. 2. 3. 4. Will users be trying to Scroll list and choose genre 1. 2. 3. 4. Will users be trying to](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-32.jpg)
![Action: Right click on station and choose “Add to Presets” 1. 2. 3. 4. Action: Right click on station and choose “Add to Presets” 1. 2. 3. 4.](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-33.jpg)
![Action: Click OK 1. 2. 3. 4. Will users be trying to produce whatever Action: Click OK 1. 2. 3. 4. Will users be trying to produce whatever](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-34.jpg)
![Problems l Did I pick the right task? Or list out the right sequence Problems l Did I pick the right task? Or list out the right sequence](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-35.jpg)
![CW Summary Advantages l l Explores important characteristic of learnability Novice perspective Detailed, careful CW Summary Advantages l l Explores important characteristic of learnability Novice perspective Detailed, careful](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-36.jpg)
![Your turn l Banner – adding a class l What are our tasks? l Your turn l Banner – adding a class l What are our tasks? l](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-37.jpg)
![CW: Questions 1. 2. 3. 4. Will users be trying to produce whatever effect CW: Questions 1. 2. 3. 4. Will users be trying to produce whatever effect](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-38.jpg)
![CW: responsibilities l l l Design team creates prototype, user characteristics Design team chooses CW: responsibilities l l l Design team creates prototype, user characteristics Design team chooses](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-39.jpg)
![Next Wednesday’s plan l l 3: 30 -4: 05 Cognitive Walkthrough 1 member of Next Wednesday’s plan l l 3: 30 -4: 05 Cognitive Walkthrough 1 member of](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-40.jpg)
![Cognitive Walkthrough pairs l l Rabid Bunnies – User One The Team - Satisfaction Cognitive Walkthrough pairs l l Rabid Bunnies – User One The Team - Satisfaction](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-41.jpg)
![Monday’s plan l l 4: 10 -4: 45 Heuristic evaluation 1 member of the Monday’s plan l l 4: 10 -4: 45 Heuristic evaluation 1 member of the](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-42.jpg)
![Heuristic evaluation teams l l Rabid Bunnies – The Team User Won - Satisfaction Heuristic evaluation teams l l Rabid Bunnies – The Team User Won - Satisfaction](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-43.jpg)
![Come Prepared! l l l Bring your prototype, have it ready to go at Come Prepared! l l l Bring your prototype, have it ready to go at](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-44.jpg)
- Slides: 44
![Discount Evaluation Evaluating with experts Discount Evaluation Evaluating with experts](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-1.jpg)
Discount Evaluation Evaluating with experts
![Discount Evaluation Techniques l Basis l Observing users can be timeconsuming Discount Evaluation Techniques l Basis: – – – l Observing users can be time-consuming](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-2.jpg)
Discount Evaluation Techniques l Basis: – – – l Observing users can be time-consuming and expensive Try to predict usability rather than observing it directly Conserve resources (quick & low cost) Approach: – – HCI experts interact with system and try to find potential problems and give prescriptive feedback Best if l l l Haven’t used earlier prototype Familiar with domain or task Understand user perspectives
![Heuristic Evaluation l Several expert usability evaluators assess system based on simple and general Heuristic Evaluation l Several expert usability evaluators assess system based on simple and general](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-3.jpg)
Heuristic Evaluation l Several expert usability evaluators assess system based on simple and general heuristics (principles or rules of thumb) Mainly qualitative use with experts Predictive l Developed by Jakob Nielsen l l l (Web site: www. useit. com)
![Procedure 1 2 3 4 Gather inputs Evaluate system Debriefing and collection Severity rating Procedure 1. 2. 3. 4. Gather inputs Evaluate system Debriefing and collection Severity rating](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-4.jpg)
Procedure 1. 2. 3. 4. Gather inputs Evaluate system Debriefing and collection Severity rating
![1 Gather Inputs l Who are evaluators l Need to learn about domain 1: Gather Inputs l Who are evaluators? – l Need to learn about domain,](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-5.jpg)
1: Gather Inputs l Who are evaluators? – l Need to learn about domain, its practices Get the prototype to be studied – May vary from mock-ups and storyboards to a working system
![How many experts l Nielsen found that about 5 evaluations found 75 of the How many experts? l Nielsen found that about 5 evaluations found 75% of the](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-6.jpg)
How many experts? l Nielsen found that about 5 evaluations found 75% of the problems l Above that you get more, but at decreasing efficiency
![2 Evaluate System l Reviewers evaluate system based on highlevel heuristics l Where to 2: Evaluate System l Reviewers evaluate system based on highlevel heuristics. l Where to](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-7.jpg)
2: Evaluate System l Reviewers evaluate system based on highlevel heuristics. l Where to get heuristics? – http: //www. useit. com/papers/heuristic/ – http: //www. asktog. com/basics/first. Principles. html
![Heuristics l l l use simple and natural dialog speak users language minimize memory Heuristics l l l use simple and natural dialog speak user’s language minimize memory](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-8.jpg)
Heuristics l l l use simple and natural dialog speak user’s language minimize memory load be consistent provide feedback l l provide clearly marked exits provide shortcuts provide good error messages prevent errors
![Neilsens Heuristics l l l visibility of system status aesthetic and minimalist design user Neilsen’s Heuristics l l l visibility of system status aesthetic and minimalist design user](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-9.jpg)
Neilsen’s Heuristics l l l visibility of system status aesthetic and minimalist design user control and freedom consistency and standards error prevention l l l recognition rather than recall flexibility and efficiency of use recognition, diagnosis and recovery from errors help and documentation match between system and real world
![Process l Perform two or more passes through system inspecting l l Process l Perform two or more passes through system inspecting – – l l](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-10.jpg)
Process l Perform two or more passes through system inspecting – – l l Flow from screen to screen Each screen Evaluate against heuristics Find “problems” – – Subjective (if you think it is, it is) Don’t dwell on whether it is or isn’t
![3 Debriefing l Organize all problems found by different reviewers At 3: Debriefing l Organize all problems found by different reviewers – – – At](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-11.jpg)
3: Debriefing l Organize all problems found by different reviewers – – – At this point, decide what are and aren’t problems Group, structure Document and record them
![4 Severity Rating l Based on l frequency impact persistence market impact 4: Severity Rating l Based on – – l frequency impact persistence market impact](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-12.jpg)
4: Severity Rating l Based on – – l frequency impact persistence market impact Rating scale – – – 0: not a problem 1: cosmetic issue, only fixed if extra time 2: minor usability problem, low priority 3: major usability problem, high priority 4: usability catastrophe, must be fixed
![Advantages l l l Few ethical issues to consider Inexpensive quick Getting someone practiced Advantages l l l Few ethical issues to consider Inexpensive, quick Getting someone practiced](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-13.jpg)
Advantages l l l Few ethical issues to consider Inexpensive, quick Getting someone practiced in method and knowledgeable of domain is valuable
![Challenges l Very subjective assessment of problems l Why are these the right Challenges l Very subjective assessment of problems – l Why are these the right](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-14.jpg)
Challenges l Very subjective assessment of problems – l Why are these the right heuristics? – l Depends of expertise of reviewers Others have been suggested How to determine what is a true usability problem – Some recent papers suggest that many identified “problems” really aren’t
![Your turn l Banner adding a course l Use Nielsens heuristics p 686 Your turn: l Banner – adding a course l Use Nielsen’s heuristics (p 686)](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-15.jpg)
Your turn: l Banner – adding a course l Use Nielsen’s heuristics (p 686) List all problems Come up to the board and put up at least one new one We’ll rate as a group l l l
![Neilsens Heuristics l l l visibility of system status aesthetic and minimalist design user Neilsen’s Heuristics l l l visibility of system status aesthetic and minimalist design user](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-16.jpg)
Neilsen’s Heuristics l l l visibility of system status aesthetic and minimalist design user control and freedom consistency and standards error prevention l l l recognition rather than recall flexibility and efficiency of use recognition, diagnosis and recovery from errors help and documentation match between system and real world
![Heuristic Evaluation review l l Design team provides prototype and chooses a set of Heuristic Evaluation: review l l Design team provides prototype and chooses a set of](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-17.jpg)
Heuristic Evaluation: review l l Design team provides prototype and chooses a set of heuristics Experts systematically step through entire prototype and write down all problems Design team creates master list, assigns severity rating Design team decides how to modify design
![Cognitive Walkthrough More evaluating with experts Cognitive Walkthrough More evaluating with experts](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-18.jpg)
Cognitive Walkthrough More evaluating with experts
![Cognitive Walkthrough l Assess learnability and usability through simulation of way users explore and Cognitive Walkthrough l Assess learnability and usability through simulation of way users explore and](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-19.jpg)
Cognitive Walkthrough l Assess learnability and usability through simulation of way users explore and become familiar with interactive system – – – Qualitative Predictive With experts l to examine learnability and novice behavior l From Polson, Lewis, et al at UC Boulder
![CW Process l l l Construct carefully designed tasks from system spec or screen CW: Process l l l Construct carefully designed tasks from system spec or screen](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-20.jpg)
CW: Process l l l Construct carefully designed tasks from system spec or screen mock-up Walk through (cognitive & operational) activities required to go from one screen to another Review actions needed for task, attempt to predict how users would behave and what problems they’ll encounter
![CW Assumptions l l User has rough plan User explores system looking for actions CW: Assumptions l l User has rough plan User explores system, looking for actions](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-21.jpg)
CW: Assumptions l l User has rough plan User explores system, looking for actions to contribute to performance of action User selects action seems best for desired goal User interprets response and assesses whether progress has been made toward completing task
![CW Requirements l l Description of users and their backgrounds Description of task user CW: Requirements l l Description of users and their backgrounds Description of task user](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-22.jpg)
CW: Requirements l l Description of users and their backgrounds Description of task user is to perform Complete list of the actions required to complete task Prototype or description of system
![CW Methodology l Experts step through action sequence l Action 1 CW: Methodology l Experts step through action sequence – – – l Action 1](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-23.jpg)
CW: Methodology l Experts step through action sequence – – – l Action 1 Response A, B, . . Action 2 Response A. . . For each one, ask four questions and try to construct a believability story
![CW Questions 1 2 3 4 Will users be trying to produce whatever effect CW: Questions 1. 2. 3. 4. Will users be trying to produce whatever effect](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-24.jpg)
CW: Questions 1. 2. 3. 4. Will users be trying to produce whatever effect action has? Will users be able to notice that the correct action is available? (is it visible) Once found, will they know it’s the right one for desired effect? (is it correct) Will users understand feedback after action?
![Lets practice My Internet Radio l User characteristics Technology savy users Familiar Let’s practice: My Internet Radio l User characteristics – – Technology savy users Familiar](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-25.jpg)
Let’s practice: My Internet Radio l User characteristics – – Technology savy users Familiar with computers Understand Internet radio concept Just joined and downloaded this radio
![Task add a station to presets l l Click genre Scroll list and choose Task: add a station to presets l l Click genre Scroll list and choose](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-26.jpg)
Task: add a station to presets l l Click genre Scroll list and choose genre Assuming station is on first page, add station to presets -- right-click on station, choose add to presets from popup menu. Click OK on Presets
![Task Click Pick a genre 1 2 3 4 Will users be trying Task: Click – Pick a genre 1. 2. 3. 4. Will users be trying](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-27.jpg)
Task: Click – Pick a genre 1. 2. 3. 4. Will users be trying to produce whatever effect action has? Will users be able to notice that the correct action is available? Once found, will they know it’s the right one for desired effect? Will users understand feedback after action?
![CW Answering the Questions l 1 Will user be trying to produce effect CW: Answering the Questions l 1. Will user be trying to produce effect? –](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-28.jpg)
CW: Answering the Questions l 1. Will user be trying to produce effect? – Typical supporting evidence l l l – It is part of their original task They have experience using the system The system tells them to do it No evidence? l l Construct a failure scenario Explain, back up opinion
![CW Next Question l 2 Will user notice action is available Typical supporting CW: Next Question l 2. Will user notice action is available? – Typical supporting](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-29.jpg)
CW: Next Question l 2. Will user notice action is available? – Typical supporting evidence l l l Experience Visible device, such as a button Perceivable representation of an action such as a menu item
![CW Next Question l 3 Will user know its the right one for the CW: Next Question l 3. Will user know it’s the right one for the](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-30.jpg)
CW: Next Question l 3. Will user know it’s the right one for the effect? – Typical supporting evidence l l l Experience Interface provides a visual item (such as prompt) to connect action to result effect All other actions look wrong
![CW Next Question l 4 Will user understand the feedback Typical supporting evidence CW: Next Question l 4. Will user understand the feedback? – Typical supporting evidence](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-31.jpg)
CW: Next Question l 4. Will user understand the feedback? – Typical supporting evidence l l Experience Recognize a connection between a system response and what user was trying to do
![Scroll list and choose genre 1 2 3 4 Will users be trying to Scroll list and choose genre 1. 2. 3. 4. Will users be trying to](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-32.jpg)
Scroll list and choose genre 1. 2. 3. 4. Will users be trying to produce whatever effect action has? Will users be able to notice that the correct action is available? Once found, will they know it’s the right one for desired effect? Will users understand feedback after action?
![Action Right click on station and choose Add to Presets 1 2 3 4 Action: Right click on station and choose “Add to Presets” 1. 2. 3. 4.](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-33.jpg)
Action: Right click on station and choose “Add to Presets” 1. 2. 3. 4. Will users be trying to produce whatever effect action has? Will users be able to notice that the correct action is available? Once found, will they know it’s the right one for desired effect? Will users understand feedback after action?
![Action Click OK 1 2 3 4 Will users be trying to produce whatever Action: Click OK 1. 2. 3. 4. Will users be trying to produce whatever](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-34.jpg)
Action: Click OK 1. 2. 3. 4. Will users be trying to produce whatever effect action has? Will users be able to notice that the correct action is available? Once found, will they know it’s the right one for desired effect? Will users understand feedback after action?
![Problems l Did I pick the right task Or list out the right sequence Problems l Did I pick the right task? Or list out the right sequence](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-35.jpg)
Problems l Did I pick the right task? Or list out the right sequence of actions?
![CW Summary Advantages l l Explores important characteristic of learnability Novice perspective Detailed careful CW Summary Advantages l l Explores important characteristic of learnability Novice perspective Detailed, careful](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-36.jpg)
CW Summary Advantages l l Explores important characteristic of learnability Novice perspective Detailed, careful examination Working prototype not necessary Disadvantages l l l Can be time consuming May find problems that aren’t really problems Narrow focus, may not evaluate entire interface
![Your turn l Banner adding a class l What are our tasks l Your turn l Banner – adding a class l What are our tasks? l](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-37.jpg)
Your turn l Banner – adding a class l What are our tasks? l What are the actions?
![CW Questions 1 2 3 4 Will users be trying to produce whatever effect CW: Questions 1. 2. 3. 4. Will users be trying to produce whatever effect](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-38.jpg)
CW: Questions 1. 2. 3. 4. Will users be trying to produce whatever effect action has? Will users be able to notice that the correct action is available? (is it visible) Once found, will they know it’s the right one for desired effect? (is it correct) Will users understand feedback after action?
![CW responsibilities l l l Design team creates prototype user characteristics Design team chooses CW: responsibilities l l l Design team creates prototype, user characteristics Design team chooses](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-39.jpg)
CW: responsibilities l l l Design team creates prototype, user characteristics Design team chooses tasks, lists out every action and response Experts answer 4 questions for every action/response Design team gathers responses and feedback Design team determines how to modify the design
![Next Wednesdays plan l l 3 30 4 05 Cognitive Walkthrough 1 member of Next Wednesday’s plan l l 3: 30 -4: 05 Cognitive Walkthrough 1 member of](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-40.jpg)
Next Wednesday’s plan l l 3: 30 -4: 05 Cognitive Walkthrough 1 member of design team (D) will facilitate 4 members of the evaluating team D walks through each task, evaluating team asks and answers the 4 questions for every action D makes sure all feedback is written down and takes back to rest of design team
![Cognitive Walkthrough pairs l l Rabid Bunnies User One The Team Satisfaction Cognitive Walkthrough pairs l l Rabid Bunnies – User One The Team - Satisfaction](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-41.jpg)
Cognitive Walkthrough pairs l l Rabid Bunnies – User One The Team - Satisfaction Inventive Innovators – No Spoon Awesome - No. Name
![Mondays plan l l 4 10 4 45 Heuristic evaluation 1 member of the Monday’s plan l l 4: 10 -4: 45 Heuristic evaluation 1 member of the](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-42.jpg)
Monday’s plan l l 4: 10 -4: 45 Heuristic evaluation 1 member of the Design team (D 2) demos the prototype to the evaluating team D 2 provides the set of heuristics Evaluating team individually writes down all problems they see and gives it to D 2
![Heuristic evaluation teams l l Rabid Bunnies The Team User Won Satisfaction Heuristic evaluation teams l l Rabid Bunnies – The Team User Won - Satisfaction](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-43.jpg)
Heuristic evaluation teams l l Rabid Bunnies – The Team User Won - Satisfaction Inventive Innovators - Awesome No. Spoon – No. Name
![Come Prepared l l l Bring your prototype have it ready to go at Come Prepared! l l l Bring your prototype, have it ready to go at](https://slidetodoc.com/presentation_image_h2/46fe9667a6ef62054b65a67d203b6271/image-44.jpg)
Come Prepared! l l l Bring your prototype, have it ready to go at 3: 30 Choose facilitator (D 1 & D 2) for both Bring task & action lists for cognitive walkthrough Bring heuristics for heuristic evaluation As an evaluator – be detailed, thorough, and constructive
Evaluating selection techniques and decisions
Techniques for evaluating limits
Equivalent single trade discount
Given journal entry for discount allow to debtors
Trade discount vs sales discount
Discount series
Chapter 1: the need for cybersecurity
"expert-experts"
Finding a team of experts in social networks
Simple english experts
Hays italia
Abb
Dekimo
Global business experts group
Experts ip aigenerated
Motion pictures experts group
Many experts on human development believe
Experts think that poor health literacy influences
Roster of experts unfccc
Real experts
Chicago data lake companies
Mixture of experts
Persuasive words for writing
Ttx railcar
Science experts network curriculum vitae
Fonctions techniques et solutions techniques
Evaluation techniques
"360 marketing and advertising"
Directoryless dynamic hashing
Evaluation and control
Portfolio evaluation techniques
Evaluation techniques
Cost approach and techniques in supplier assessment
Methods of evaluating trading area
Performance evaluation of channel members
Evaluating polynomial functions
How to evaluate trigonometric expressions
Advantages of secondary data
Evaluating an integrated marketing program
Radical to fractional exponent
Evaluating alternatives and making choices among them
Evaluating algebraic expression
What is evaluating hypothesis
Evaluating arguments in informational text
Evaluating bonds