Statistics: pie charts, bar charts and averages

Question 1 of 10

The class with the highest frequency in grouped data is the

Question 2 of 10

In a survey of 40 pupils, 10 chose football. What angle represents football on a pie chart?

Question 3 of 10

The mean of a frequency table is calculated as

Question 4 of 10

In a survey of 72 pupils, 21 chose football. What angle represents football on a pie chart?

Question 5 of 10

A pie chart is best for showing changes over time.

Question 6 of 10

In a bar chart, the height of each bar shows

Question 7 of 10

The mode can be found from the tallest bar of a bar chart.

Question 8 of 10

A sector of 180° represents half of the data.

Question 9 of 10

Which graph is best for showing how a pupil's weight changed over 12 months?

Question 10 of 10

A sector of 90° in a pie chart represents what fraction of the whole?