Charts & Averages Exercise 1 Pie Charts – – Favourite Frequency Fraction Angle 30-35 Colour 35-40 Red 40+ Blue Green Charts & Averages - Exercise 2 - Orange Frequency Diagrams Holiday Frequency Fraction Angle Example: Destination Europe IQ () Frequency Asia 2 Africa 15 Antarctica 8 0 4 Console Frequency Fraction Angle Owned Wii U PS3 Xbox 360 None Age of Frequency Fraction Angle mother 16-30 Q1. The frequency table gives information about the times it took some office workers to get to the office one day. Q2. 30 students took a test. Time (t minutes) Frequency The table shows information about how long it 0 < t 10 4 took them to complete the test. 10 < t 20 8 20 < t 30 14 Time (t Frequency minutes) 30 < t 40 16 0 < 10 5 t 40 < t 50 6 10 < 20 7 t 20 < 30 8 t 50 < t 60 2 30 < 40 6 t 40 < 50 4 t (a) On the grid, draw a frequency polygon for (a) Draw a frequency polygon for this this information. information.
Charts & Averages – Exercise 1 – Pie Charts Favourite Colour Frequency Fraction Angle Red Blue Green Orange Holiday Destination Frequency Fraction Angle Europe Asia Africa Antarctica Console Owned Frequency Fraction Angle Wii U PS3 Xbox 360 None Age of mother Frequency Fraction Angle 16-30 30-35 35-40 40+ Charts & Averages - Exercise 2 - Frequency Diagrams Example: IQ () Frequency 2 15 8 0 4 Q1. The frequency table gives information about the times it took some office workers to get to the office one day. Time (t minutes) Frequency 0 < t 10 4 10 < t 20 8 20 < t 30 14 30 < t 40 16 40 < t 50 6 50 < t 60 2 (a) Draw a frequency polygon for this information. Q2. 30 students took a test. The table shows information about how long it took them to complete the test. Time (t minutes) Frequency 0 < t 10 5 10 < t 20 7 20 < t 30 8 30 < t 40 6 40 < t 50 4 (a) On the grid, draw a frequency polygon for this information.
Yr7-ChartsAndAveragesExercises.docx