Created by Mr.Lafferty Maths Dept 19-Apr-17 Created by Mr.Lafferty Maths Dept Statistic Graphs MNU 2-20b MTH 2-21a MTH 3-21a What is a Survey Organising Data Reading Pictographs Reading Bar Graphs Constructing Line Graphs www.mathsrevision.com Constructing Bar Graphs Constructing Histogram Constructing Harder Pie Charts Constructing Polygon Graph Reading Pie Charts Resource Surveys Constructing Pie Charts Pie Chart templates

Aims of the Lesson Understand the key points of a survey. MNU 3-20a MNU 2-20b MTH 2-21a MTH 3-21a Understand the key points of a survey. 2. Construct a survey. www.mathsrevision.com 19-Apr-17 Created by Mr. Lafferty

Measurements Categories Counts Think of a survey that you have seen on TV, online or in the street and explain what it was about. Survey’s MNU 3-20a MNU 2-20b MTH 2-21a MTH 3-21a What is a survey ? Why do we use survey’s ? What kind of data does a survey have? What makes good question ? Measurements Categories Counts www.mathsrevision.com 19-Apr-17 Created by Mr. Lafferty

Survey’s Good or Bad survey question www.mathsrevision.com MNU 3-20a MNU 2-20b MTH 2-21a MTH 3-21a www.mathsrevision.com 19-Apr-17 Created by Mr. Lafferty

Survey’s Good or Bad survey question www.mathsrevision.com MNU 3-20a MNU 2-20b MTH 2-21a MTH 3-21a www.mathsrevision.com 19-Apr-17 Created by Mr. Lafferty

Survey’s Good or Bad survey question www.mathsrevision.com MNU 3-20a MNU 2-20b MTH 2-21a MTH 3-21a www.mathsrevision.com 19-Apr-17 Created by Mr. Lafferty

Survey’s Good or Bad survey question www.mathsrevision.com MNU 3-20a MNU 2-20b MTH 2-21a MTH 3-21a www.mathsrevision.com 19-Apr-17 Created by Mr. Lafferty

Easy Survey’s www.mathsrevision.com MNU 3-20a MNU 2-20b MTH 2-21a 19-Apr-17 Created by Mr. Lafferty

Harder Survey’s www.mathsrevision.com MNU 3-20a MNU 2-20b MTH 2-21a 19-Apr-17 Created by Mr. Lafferty

Survey Complete the survey you have been given. www.mathsrevision.com MNU 3-20a MNU 2-20b MTH 2-21a MTH 3-21a Complete the survey you have been given. www.mathsrevision.com 19-Apr-17 Created by Mr.Lafferty Maths Dept

Created by Mr.Lafferty Maths Dept Starter Questions MNU 3-20a MNU 2-20b MTH 2-21a MTH 3-21a www.mathsrevision.com 19-Apr-17 Created by Mr.Lafferty Maths Dept

Aims of the Lesson www.mathsrevision.com MNU 3-20a MNU 2-20b MTH 2-21a MTH 3-21a 1. Understand the term Frequency Table. 2. Construct a Frequency Table. 3. Interpret information from Frequency Tables. www.mathsrevision.com 19-Apr-17 Created by Mr. Lafferty

Easy Survey’s www.mathsrevision.com MNU 3-20a MNU 2-20b MTH 2-21a 19-Apr-17 Created by Mr. Lafferty

Frequency tables We will look at favourite food survey Raw data from a survey can often appear untidy and difficult to understand. Organizing such data into frequency tables can make it much easier to make sense of (interpret) the data. Food Tally Frequency Sum of Tally is the Frequency llll represents a tally of 5 19-Apr-17

Frequency tables We will look at the height survey Raw data from a survey can often appear untidy and difficult to understand. Organizing such data into frequency tables can make it much easier to make sense of (interpret) the data. Height Tally Frequency Sum of Tally is the Frequency llll represents a tally of 5 19-Apr-17

Created by Mr.Lafferty Maths Dept Frequency Table MNU 3-20a MNU 2-20b MTH 2-21a MTH 3-21a Pick suitable question from your survey and construct a frequency table. www.mathsrevision.com 19-Apr-17 Created by Mr.Lafferty Maths Dept

Created by Mr.Lafferty Maths Dept Starter Questions MNU 3-20a MNU 2-20b MTH 2-21a MTH 3-21a www.mathsrevision.com 19-Apr-17 Created by Mr.Lafferty Maths Dept

Interpret pictographs. Aims of the Lesson MNU 3-20a MNU 2-20b MTH 2-21a MTH 3-21a Interpret pictographs. www.mathsrevision.com 19-Apr-17 Created by Mr. Lafferty

You have 1 minute to come up with a question What does 1 computer represent You have 1 minute to come up with a question Pictographs MNU 3-20a MNU 2-20b MTH 2-21a MTH 3-21a www.mathsrevision.com

You have 1 minute to come up with a question What does 1 snowflake represent You have 1 minute to come up with a question Pictographs MNU 3-20a MNU 2-20b MTH 2-21a MTH 3-21a www.mathsrevision.com

Created by Mr.Lafferty Maths Dept Pictograph MNU 3-20a MNU 2-20b MTH 2-21a MTH 3-21a Your turn Do exercise www.mathsrevision.com 19-Apr-17 Created by Mr.Lafferty Maths Dept

Created by Mr.Lafferty Maths Dept Starter Questions MNU 3-20a MNU 2-20b MTH 2-21a MTH 3-21a www.mathsrevision.com 19-Apr-17 Created by Mr.Lafferty Maths Dept

Created by Mr.Lafferty Maths Dept Bar Graphs MNU 3-20a MNU 2-20b MTH 2-21a MTH 3-21a Learning Intention Success Criteria To explain the main points of a Bar Graph and how to construct them. 1. Be able to read information from a Bar Graph. 2. Be able to construct a Bar Graph. www.mathsrevision.com 19-Apr-17 Created by Mr.Lafferty Maths Dept

Created by Mr.Lafferty Maths Dept Bar Graphs MNU 3-20a MNU 2-20b MTH 2-21a MTH 3-21a www.mathsrevision.com 19-Apr-17 Created by Mr.Lafferty Maths Dept

Created by Mr.Lafferty Maths Dept Bar Graphs MNU 3-20a MNU 2-20b MTH 2-21a MTH 3-21a www.mathsrevision.com 19-Apr-17 Created by Mr.Lafferty Maths Dept

Created by Mr.Lafferty Maths Dept Bar Graphs MNU 3-20a MNU 2-20b MTH 2-21a MTH 3-21a www.mathsrevision.com 19-Apr-17 Created by Mr.Lafferty Maths Dept

Bar Graphs A survey of S1 pupils asked what their favourite pet was. MNU 3-20a MNU 2-20b MTH 2-21a MTH 3-21a A survey of S1 pupils asked what their favourite pet was. The results are shown below www.mathsrevision.com Lets construct a Bar graph for the following table Remember graph has to be labelled and neat ! 19-Apr-17 Created by Mr.Lafferty Maths Dept

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

Pick a suitable question from your survey and draw a Bar Graph. Bar Graphs MNU 3-20a MNU 2-20b MTH 2-21a MTH 3-21a Pick a suitable question from your survey and draw a Bar Graph. www.mathsrevision.com 19-Apr-17 Created by Mr.Lafferty Maths Dept

Created by Mr.Lafferty Maths Dept Histograph MNU 3-20a MNU 2-20b MTH 2-21a MTH 3-21a The heights in (cm) of 20 S1 pupils are recorded below. www.mathsrevision.com Lets construct a Histogram graph for the following table Remember graph has to be labelled and neat ! 19-Apr-17 Created by Mr.Lafferty Maths Dept

Histograph www.mathsrevision.com Now we can create a Histogram graph MNU 3-20a MNU 2-20b MTH 2-21a MTH 3-21a First use a table to organise the data. www.mathsrevision.com Now we can create a Histogram graph 19-Apr-17 Created by Mr.Lafferty Maths Dept

Pupils’ Height 12 10 8 Number of Pupils 6 4 2 Height 145-149.9 What key features should we use for the Histogram Title, Scale, Labels and Units where appropriate 12 10 8 Number of Pupils 6 4 2 Height 140-144.9 145-149.9 150-154.9 155-159.9

Making a Pupils’ Height Polygon Graph Out of a Histograph 12 10 8 Number of Pupils 6 4 2 Height 135-139.9 140-144.9 145-149.9 150-154.9 155-159.9 160-165.9

Created by Mr.Lafferty Maths Dept Histograph Graph and Polygraph MNU 3-20a MNU 2-20b MTH 2-21a MTH 3-21a Pick a suitable question from your survey and draw a Histograph and Polygraph. www.mathsrevision.com 19-Apr-17 Created by Mr.Lafferty Maths Dept

Lesson Starter www.mathsrevision.com Q1. MNU 3-20a MNU 2-20b MTH 2-21a MTH 3-21a Q1. Q2. How long between 8:12am to 2.09pm Q3. 75.9 x 7 www.mathsrevision.com Q4. Find arrow value 1200 1300 Q5. The answer to a question is 81. Write down the question. 19-Apr-17 Created by Mr. Lafferty

Aims of the Lesson Interpret information from Line Graphs. MNU 3-20a MNU 2-20b MTH 2-21a MTH 3-21a Interpret information from Line Graphs. 2. Construct a Line Graph. www.mathsrevision.com 19-Apr-17 Created by Mr. Lafferty

Created by Mr.Lafferty Maths Dept Starter Questions MNU 3-20a MNU 2-20b MTH 2-21a MTH 3-21a www.mathsrevision.com 19-Apr-17 Created by Mr.Lafferty Maths Dept

Line graphs What does trend mean Line graphs are most often used to show trends over time. If the temperature in Aberdeen, in ºC, over a 12-hour period is plotted, the line graph shows the temperature trend. 19-Apr-17 Created by Mr. Lafferty

Constructing a Line Graph A hospital nurse recorded a patient’s temperature every hour Temperature versus Time 97 98 99 100 101 102 103 Temp C 100.5 6:00 am 8:00 am 9:00 am 10:00 am 11:00 am 7:00 am Temperature C 19-Apr-17 Time Hours

Pick a suitable question from your survey and draw a Line Graph. Line Graphs MNU 3-20a MNU 2-20b MTH 2-21a MTH 3-21a Pick a suitable question from your survey and draw a Line Graph. www.mathsrevision.com 19-Apr-17 Created by Mr. Lafferty

Created by Mr.Lafferty Maths Dept Pie Charts MNU 3-20a MNU 2-20b MTH 2-21a MTH 3-21a Learning Intention Success Criteria To explain the main points of a Pie Chart and how to construct them. 1. Be able to read information from a Pie Chart. 2. Be able to construct a Pie Chart. www.mathsrevision.com 19-Apr-17 Created by Mr.Lafferty Maths Dept

Pie Charts www.mathsrevision.com Come up with a question that we can answer using this Pie Chart. Pie Charts MNU 3-20a MNU 2-20b MTH 2-21a MTH 3-21a www.mathsrevision.com 19-Apr-17 Created by Mr.Lafferty Maths Dept

Pie Charts www.mathsrevision.com Come up with a question that we can answer using this Pie Chart. Pie Charts MNU 3-20a MNU 2-20b MTH 2-21a MTH 3-21a www.mathsrevision.com 19-Apr-17 Created by Mr.Lafferty Maths Dept

Pie Charts 360o 90 90o Pie charts can be thought of as circle graphs. How many degree in a circle 90 What fraction is each slice of the circle How many degrees in one slice 90o 19-Apr-17 Created by Mr. Lafferty

Pie Charts Pie charts can be thought of as circle graphs. 360o How many degree in a circle 120 What fraction is each slice of the circle How many degrees in one slice 120o 19-Apr-17 Created by Mr. Lafferty

Pie Charts Work out the fraction and degrees for each slice of the circles.

Pie Charts www.mathsrevision.com Let’s make up our own question MNU 3-20a MNU 2-20b MTH 2-21a MTH 3-21a www.mathsrevision.com 19-Apr-17 Created by Mr.Lafferty Maths Dept

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 French Indian Italian Indian Chinese Italian French 19-Apr-17 Created by Mr. Lafferty

Created by Mr.Lafferty Maths Dept Pie Charts MNU 3-20a MNU 2-20b MTH 2-21a MTH 3-21a 50 people were asked what was there favourite holiday How many chose Spain America www.mathsrevision.com 19-Apr-17 Created by Mr.Lafferty Maths Dept

Pie Charts Count the number of parts the circle is divided into. Whole circle is divide into 20 equal pieces 1 piece is equal to 5 The whole circle represents 100 bottles. How many bottles does 1 piece represent. 19-Apr-17 Created by Mr. Lafferty

Pie Charts www.mathsrevision.com What does each part stand for ? What fraction represents each mealtime ? There is 100 pupils in the survey? What is 1/20 of 100. Pie Charts How many people chose each mealtime? MNU 3-20a MNU 2-20b MTH 2-21a MTH 3-21a www.mathsrevision.com 19-Apr-17 Created by Mr.Lafferty Maths Dept

Easy Pie Charts www.mathsrevision.com 10 30 20 10 20 10 15 15 30 5 15 MNU 3-20a MNU 2-20b MTH 2-21a MTH 3-21a 10 30 20 10 20 10 www.mathsrevision.com 15 15 30 5 15 15 5 19-Apr-17 Created by Mr. Lafferty

For this question construct a Pie Chart using the Pie Chart worksheet. MNU 3-20a MNU 2-20b MTH 2-21a MTH 3-21a For this question construct a Pie Chart using the Pie Chart worksheet. www.mathsrevision.com 19-Apr-17 Created by Mr. Lafferty

Created by Mr.Lafferty Maths Dept Pie Charts MNU 3-20a MNU 2-20b MTH 2-21a MTH 3-21a Learning Intention Success Criteria To explain the main points of a Pie Chart and how to construct them. 1. Be able to read information from a Pie Chart. 2. Be able to construct a Pie Chart. www.mathsrevision.com 19-Apr-17 Created by Mr.Lafferty Maths Dept

Created by Mr. Lafferty Maths Dept. Drawing Pie Charts In a survey, people were asked to indicate which one of five sports they liked best. The information is given in the table. Display the information in a pie chart. Rugby Football Cricket Ice Hockey 75 90 45 60 Favourite Sport Squash 30 Total 300 19-Apr-17 Created by Mr. Lafferty Maths Dept.

Created by Mr. Lafferty Maths Dept. Drawing Pie Charts In a survey, people were asked to indicate which one of five sports they liked best. The information is given in the table. Display the information in a pie chart. Rugby Football Cricket Ice Hockey 75 90 45 60 Favourite Sport Squash 30 Total 300 Rugby 19-Apr-17 Created by Mr. Lafferty Maths Dept.

Created by Mr. Lafferty Maths Dept. Drawing Pie Charts In a survey, people were asked to indicate which one of five sports they liked best. The information is given in the table. Display the information in a pie chart. Rugby Football Cricket Ice Hockey 75 90 45 60 Favourite Sport Squash 30 Total 300 19-Apr-17 Created by Mr. Lafferty Maths Dept.

Created by Mr. Lafferty Maths Dept. Drawing Pie Charts In a survey, people were asked to indicate which one of five sports they liked best. The information is given in the table. Display the information in a pie chart. Rugby Rugby Football Cricket Ice Hockey 75 90 45 60 Favourite Sport Squash 30 Total 300 Football 19-Apr-17 Created by Mr. Lafferty Maths Dept.

Created by Mr. Lafferty Maths Dept. Drawing Pie Charts In a survey, people were asked to indicate which one of five sports they liked best. The information is given in the table. Display the information in a pie chart. Rugby Football Cricket Ice Hockey 75 90 45 60 Favourite Sport Squash 30 Total 300 19-Apr-17 Created by Mr. Lafferty Maths Dept.

Created by Mr. Lafferty Maths Dept. Drawing Pie Charts In a survey, people were asked to indicate which one of five sports they liked best. The information is given in the table. Display the information in a pie chart. Rugby Football Cricket Ice Hockey 75 90 45 60 Favourite Sport Squash 30 Total 300 Cricket 19-Apr-17 Created by Mr. Lafferty Maths Dept.

Created by Mr. Lafferty Maths Dept. Drawing Pie Charts In a survey, people were asked to indicate which one of five sports they liked best. The information is given in the table. Display the information in a pie chart. Rugby Football Cricket Rugby Football Cricket Ice Hockey 75 90 45 60 Favourite Sport Squash 30 Total 300 19-Apr-17 Created by Mr. Lafferty Maths Dept.

Created by Mr. Lafferty Maths Dept. Drawing Pie Charts In a survey, people were asked to indicate which one of five sports they liked best. The information is given in the table. Display the information in a pie chart. Rugby Football Cricket Rugby Football Cricket Ice Hockey 75 90 45 60 Favourite Sport Squash 30 Total 300 Squash Ice Hockey 19-Apr-17 Created by Mr. Lafferty Maths Dept.

Created by Mr. Lafferty Maths Dept. Drawing Pie Charts In a survey, people were asked to indicate which one of five sports they liked best. The information is given in the table. Display the information in a pie chart. Rugby Football Cricket Ice Hockey Squash Rugby Football Cricket Ice Hockey 75 90 45 60 Favourite Sport Squash 30 Total 300 90o 108o 54o 72o 36o 19-Apr-17 Created by Mr. Lafferty Maths Dept.

Total Drawing Pie Charts In a survey, people were asked to indicate which one of five sports they liked best. The information is given in the table. Display the information in a pie chart. Rugby Football Cricket Ice Hockey 75 90 45 60 Favourite Sport Squash 30 Worksheet Constructing a Pie Chart 19-Apr-17 Created by Mr. Lafferty Maths Dept.

Drawing Pie Charts In a survey, people were asked to indicate which one of five musical instruments they played. The information is given in the table. Display the information in a pie chart. Guitar Violin Recorder Drum 35 10 15 5 Musical Instrument Keyboard 25 Total 90

Guitar Drawing Pie Charts In a survey, people were asked to indicate which one of five musical instruments they played. The information is given in the table. Display the information in a pie chart. Guitar Violin Recorder Drum 35 10 15 5 Musical Instrument Keyboard 25 Total 90 Guitar

Guitar Drawing Pie Charts In a survey, people were asked to indicate which one of five musical instruments they played. The information is given in the table. Display the information in a pie chart. Guitar Violin Recorder Drum 35 10 15 5 Musical Instrument Keyboard 25 Total 90 Guitar

Violin Guitar Drawing Pie Charts In a survey, people were asked to indicate which one of five musical instruments they played. The information is given in the table. Display the information in a pie chart. Guitar Violin Recorder Drum 35 10 15 5 Musical Instrument Keyboard 25 Total 90 Guitar Violin

Violin Guitar Drawing Pie Charts In a survey, people were asked to indicate which one of five musical instruments they played. The information is given in the table. Display the information in a pie chart. Guitar Violin Recorder Drum 35 10 15 5 Musical Instrument Keyboard 25 Total 90 Violin Guitar

Recorder Violin Guitar Drawing Pie Charts In a survey, people were asked to indicate which one of five musical instruments they played. The information is given in the table. Display the information in a pie chart. Guitar Violin Recorder Drum 35 10 15 5 Musical Instrument Keyboard 25 Total 90 Recorder Violin Guitar

Guitar Recorder Violin Drawing Pie Charts In a survey, people were asked to indicate which one of five musical instruments they played. The information is given in the table. Display the information in a pie chart. Guitar Violin Recorder Drum 35 10 15 5 Musical Instrument Keyboard 25 Total 90 Guitar Violin Recorder

Keyboard Drum Guitar Recorder Violin Drawing Pie Charts In a survey, people were asked to indicate which one of five musical instruments they played. The information is given in the table. Display the information in a pie chart. Guitar Violin Recorder Drum 35 10 15 5 Musical Instrument Keyboard 25 Total 90 Guitar Violin Recorder Keyboard Drum

Guitar Violin Recorder Keyboard Drum Drawing Pie Charts In a survey, people were asked to indicate which one of five musical instruments they played. The information is given in the table. Display the information in a pie chart. Guitar Violin Recorder Drum 35 10 15 5 Musical Instrument Keyboard 25 Total 90 Guitar Violin 140o 100o 60o 40o 20o Recorder Keyboard Drum

create a Pie Chart for a suitable question Pie Charts MNU 3-20a MNU 2-20b MTH 2-21a MTH 3-21a Using your survey create a Pie Chart for a suitable question www.mathsrevision.com 19-Apr-17 Created by Mr. Lafferty

Resources Download Survey Level D Download Survey Level E MNU 3-20a MNU 2-20b MTH 2-21a MTH 3-21a Download Survey Level D Download Survey Level E www.mathsrevision.com 19-Apr-17 Created by Mr. Lafferty

Worksheet Constructing a Pie Chart Total Drawing Pie Charts In a survey, people were asked to indicate which one of five sports they liked best. The information is given in the table. Display the information in a pie chart. Rugby Football Cricket Ice Hockey 75 90 45 60 Favourite Sport Squash 30 Worksheet Constructing a Pie Chart

Total Drawing Pie Charts In a survey, people were asked to indicate which one of five musical instruments they played. The information is given in the table. Display the information in a pie chart. Guitar Violin Recorder Drum 35 10 15 5 Musical Instrument Keyboard 25 Worksheet 1

Pie Charts 10 Sector Worksheet www.mathsrevision.com 19-Apr-17 Created by Mr. Lafferty

Pie Charts Worksheet MNU 3-20a MNU 2-20b MTH 2-21a MTH 3-21a