2014 paper box and whisker diagrams

Who spent the most money?

• girls

• boys

• they spent the same

• you can't tell

Which statistic do you look at in order to decide who spent the most money?

• minimum

• median

• inter quartile range

• range

Which statistic is the best indicator of the centre of the data?

• minimum

• median

• inter quartile range

• mean

Which statistic is the best indicator of the spread of the data?

• minimum

• median

• inter quartile range

• mean

Which statistic is the best indicator of the variation within the data?

• minimum

• median

• inter quartile range

• mean

Calculate the interquartile range for boys.

• 25

• 40

• 15

• 10

Calculate the interquartile range for girls.

• 25

• 40

• 15

• 10

Calculate the range for girls.

• 25

• 40

• 15

• 10

What is the shape of the graph for girls spending?

• left-skewed

• normally distributed

• right-skewed

What is the shape of the graph for boys spending?

• left-skewed

• normally distributed

• right-skewed