Statistic Level 2 www mathsrevision com Interpreting Graphs

Statistic Level 2 www. mathsrevision. com Interpreting Graphs and Tables Interpreting Pie - Charts Constructing Graphs Misleading Data Conducting a Survey 07 -Jun-21 Created by Mr. Lafferty Maths Dept

Starter Questions www. mathsrevision. com Level 2 07 -Jun-21 Created by Mr. Lafferty Maths Dept

Graphs www. mathsrevision. com Level 2 Learning Intention 1. We are learning to interpret Graphs. Success Criteria 1. Be able to read information from a Graph. 2. Answer questions related to the Graph. 07 -Jun-21 Created by Mr. Lafferty Maths Dept

You have 1 minute to What does come up with a 1 computer represent question www. mathsrevision. com Interpreting Graphs

You have What 1 does minute to come 1 snowflake up with a represent question www. mathsrevision. com Interpreting Graphs

www. mathsrevision. com Bar Graphs 07 -Jun-21 Created by Mr. Lafferty Maths Dept

www. mathsrevision. com Bar Graphs 07 -Jun-21 Created by Mr. Lafferty Maths Dept

www. mathsrevision. com Bar Graphs 07 -Jun-21 Created by Mr. Lafferty Maths Dept

www. mathsrevision. com Line Graphs 07 -Jun-21 Created by Mr. Lafferty Maths Dept

Line Graphs www. mathsrevision. com Level 2 07 -Jun-21 Created by Mr. Lafferty Maths Dept

Line Graphs www. mathsrevision. com Level 2 07 -Jun-21 Created by Mr. Lafferty Maths Dept

Line Graphs www. mathsrevision. com Level 2 07 -Jun-21 Created by Mr. Lafferty Maths Dept

Line Graphs www. mathsrevision. com Level 2 Best Cars R Us 07 -Jun-21 Created by Mr. Lafferty Maths Dept

Interpreting Graphs www. mathsrevision. com Level 2 Now try TJ 2 a Ex 1 Ch 18 (Page 173) 07 -Jun-21 Created by Mr. Lafferty Maths Dept

Starter Questions www. mathsrevision. com Level 2 07 -Jun-21 Created by Mr. Lafferty Maths Dept

Pie Charts www. mathsrevision. com Level 2 Learning Intention Success Criteria 1. We are learning to how to interpret a Pie Chart. 1. Be able to read information from a Pie Chart. 2. Be able answer questions based on the Pie Chart. 07 -Jun-21 Created by Mr. Lafferty Maths Dept

Come up with a question that we can answer using this Pie Chart. www. mathsrevision. com Pie Charts 07 -Jun-21 Created by Mr. Lafferty Maths Dept

Come up with a question that we can answer using this Pie Chart. www. mathsrevision. com Pie Charts Created by Mr. Lafferty Maths Dept

Pie Charts Work out the fraction and percentage for each slice of the circles. 1 1 10 10% 20 5%

Work out the fraction and percentage of each colour. Pie Charts 5 www. mathsrevision. com 10 30% 50% 07 -Jun-21 3 10 2 5 50%

www. mathsrevision. com Work out the fraction and percentage of each colour. Pie Charts 1 5% 30% 20 7 20 6 07 -Jun-21 35% 20 30%

Pie Charts The pie chart shows the results of a class survey into favourite restaurant food. Write down the fraction of the class that choose Chinese Indian Italian 07 -Jun-21 French Created by Mr. Lafferty Italian Fren ch Indian Chinese 22

www. mathsrevision. com Pie Charts 50 people were asked what was there favourite holiday Spain How many chose America 07 -Jun-21 Created by Mr. Lafferty Maths Dept

Interpreting Pie Charts www. mathsrevision. com Level 2 Now try TJ 2 b Ex 2 Ch 18 (page 178) 07 -Jun-21 Created by Mr. Lafferty Maths Dept.

Starter Questions www. mathsrevision. com Level 2 07 -Jun-21 Created by Mr. Lafferty Maths Dept

Constructing Graphs www. mathsrevision. com Level 2 Learning Intention Success Criteria 1. We are learning to construct Bar , Line and Pie Charts. 07 -Jun-21 1. Be able to construct Bar , Line and Pie Charts. Created by Mr. Lafferty Maths Dept

Bar Graphs www. mathsrevision. com Level 2 A survey of S 1 pupils asked what their favourite pet was. The results are shown below Lets construct a Bar graph for the following table Remember graph has to be labelled and neat ! 07 -Jun-21 Created by Mr. Lafferty Maths Dept

Favourite Pets Number of Pupils 12 10 What labels should we use for the Bar Chart Title, Scale, Labels and Units where appropriate 8 6 4 2 0 Cat Dog Rabbit Pets Hamster Snake

Line Graphs www. mathsrevision. com Level 2 Lets construct a line graph for the following table Remember graph has to be labelled and neat ! 07 -Jun-21 Created by Mr. Lafferty Maths Dept

Number of Flies 12 10 8 6 4 2 0 Mon Tue Days Wed Thur Fri

Easy Pie Charts www. mathsrevision. com Level 2 A survey was conducted to find peoples favourite food. The percentage results are given below. Construct a Pie Chart to represent the data. What is your favourite food ? 07 -Jun-21 Created by Mr. Lafferty 31

Favourite Food www. mathsrevision. com Work out the percentage of each slice. 07 -Jun-21 Created by Mr. Lafferty 32

www. mathsrevision. com Favourite Food 07 -Jun-21 Created by Mr. Lafferty 33

Pie Charts www. mathsrevision. com Level 2 A survey was conducted to find peoples favourite fruit. The percentage results are given below. Construct a Pie Chart to represent the data. Which Fruit do you like best ? 07 -Jun-21 Created by Mr. Lafferty 34

Favourite Fruit www. mathsrevision. com Work out the percentage of each slice. 07 -Jun-21 Created by Mr. Lafferty 35

www. mathsrevision. com Favourite Fruit 07 -Jun-21 Created by Mr. Lafferty 36

Constructing Graphs www. mathsrevision. com Level 2 Now try TJ 2 a Ex 3 Ch 18 (Page 180) 07 -Jun-21 Created by Mr. Lafferty Maths Dept

Starter Questions www. mathsrevision. com Level 2 Q 1. Q 2. How long between 8: 12 am to 2. 09 pm Q 3. 75. 9 x 7 Q 4. Find arrow value 1200 Q 5. 07 -Jun-21 1300 The answer to a question is 81. Write down the question. Created by Mr. Lafferty 38

Misleading Data www. mathsrevision. com Level 2 Learning Intention Success Criteria 1. We are learning how some data presentations can be misleading. 1. Understand the important giving accurate information. 2. Be able to recognise misleading information. 07 -Jun-21 Created by Mr. Lafferty Maths Dept.

Vertical scale should start at 0. 07 -Jun-21 Misleading Data Created by Mr. Lafferty 40

Misleading Data Whole circle should add up to 100% 07 -Jun-21 Created by Mr. Lafferty 41

No Scale and 3 D gives false impression. Misleading Data 1995 and 1997 sold the same number of records 07 -Jun-21 42

Misleading Data www. mathsrevision. com Level 2 Now try TJ 2 b Ex 4 Ch 18 (page 183) 07 -Jun-21 Created by Mr. Lafferty Maths Dept.

Starter Questions www. mathsrevision. com Level 2 07 -Jun-21 Created by Mr. Lafferty Maths Dept

Constructing a Survey www. mathsrevision. com Level 2 Learning Intention Success Criteria 1. We are learning the important details of a good survey. 1. Understand the important features of a good survey. 2. Create a good survey. 07 -Jun-21 Created by Mr. Lafferty Maths Dept.

A Good Survey www. mathsrevision. com Level 2 To make a good survey you need to think about. . Have you avoided being bias in your survey Will you use a tick box or questionnaire Discrete (countable) or Continuous (measureable) Presentation of your survey How will you present your results. • • • 07 -Jun-21 Created by Mr. Lafferty Maths Dept.

www. mathsrevision. com Type of Data 07 -Jun-21 Continuous (measurable) Discrete (countable) Created by Mr. Lafferty 47

www. mathsrevision. com School Car Park Survey 07 -Jun-21 Created by Mr. Lafferty 48

Have you updated your Learning Log ? Survey www. mathsrevision. com Level 2 Now try TJ 2 b Ex 5 Ch 18 (page 185) 07 -Jun-21 Created by Mr. Lafferty Maths Dept.

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