box and whiskers

• Wiskunde
• Middelbare school
• vwo
• Leerjaar 3

Median A

Median B

lower quartile B

lower quartile

upper quartile B

upper quartile A

range B

range A

Interquartile range B

interquartile range A

52

51

49

57

54

8

8

52

3

13

Compare the boxplots and write down anything you notice

Which of the films do you think you would not be allowed to legally watch at the cinema?

1. Film A
2. Film B
3. Film C
4. I cannot tell

How can we tell that the film you would not be allowed to see is film C?

1. the minimum value
2. the maximum value
3. The upper quartile
4. the lower quatile

Which of the following are reasons for why your parents would probably prefer film A?

1. the age of the audience was less than 34
2. The range is bigger
3. It had the greatest maximum age
4. The median is greater

What percentage of film B’s audience were between 15 and 30 (the box)?

1. 25%
2. 50%
3. 75%
4. Cannot tell

Which of the films do you think you would enjoy the most?

1. Film A
2. Film B
3. Film C
4. I cannot tell

Can you guess what genre of film each box plot might represent?
Can you work out the target audience of each film?
Justify your decision using mathematical language

Write down three comparisons between the weight of boys and girls that are shown in this box plot