Psychology As A Science Chapter 2 Terminology Variables

Psychology As A Science Chapter 2

Terminology • Variables • Theory • Hypothesis • Operational Definition

Steps in the Scientific Method ▫ ▫ ▫ Observing Formulating hypothesis/predictions Testing Drawing Conclusions Evaluating theory

Types of Research • Descriptive research: surveys, interviews, case studies • Correlational research- relationships ▫ Positive/Negative correlations ▫ Correlation Coefficient ▫ CORRELATION DOES NOT EQUAL CAUSATION!!!!!!! ▫ Third variables ▫ Longitudinal Design

Group Exercise Time • Please get into groups based upon where you live - dorm, on-campus apartments, off-campus. • Please work together to complete the worksheets provided.

Experimental Research • • • Independent Variables Dependent Variables Random Sampling Experimental/Control groups External/Internal validity Experimenter/Research Participant Bias Demand characteristics Placebo/Placebo Effect Double-blind experiment Population----Sample

Which Way Do I Go? • We are going to divide into two teams. • When you are given a scenario, you must decide which is the independent variable and which is the dependent variable. • Write the name of each variable on the dry erase board provided, and then member must take the board and stand on the spot corresponding to that variable. • Teams need to work together to help one another, and you must explain the why of your response.

Statistics 101 • • Mean Median Mode Descriptive Statistics Range Standard deviation Inferential Statistics---Statistical Significance

Ethics • Nazi Germany • Tuskegee Syphilis Project • APA Guidelines ▫ Institutional Review Board �Informed Consent �Confidentiality �Debriefing �Deception

Review • Get into groups of no more than 5. • Complete worksheets for review.

• Hey girlie, okay, I don’t have a lot of suggestions here. • Can we put some stop signs, pictures of highway signs, mileage signs, directions to locations signs on the group exercise slide? I like to use those when talking about correlations. • Other than that, feel free to pretty up as much as you would like.