Data Analysis Review

What does 66 represent in the box plot?

• Lower Extreme

• Median

• Mean

• Upper Extreme

How many people spent from $30 to $39.99?

• 80

• 60

• 45

• 15

What is the IQR of the box plot, in feet?

• 25

• 31

• 33

• 37

• 25

• 27

• 29

• 33

• 37

• 37.5

• 38

• 40

• 8

• 9

• 10

• 18

How many people spent money at the raffle?

• 200

• 140

• 80

• 60

How many more students own 4-6 pairs of shoes than own 10-12 pairs of shoes?

• 5

• 11

• 18

• 23

Suppose the data set that created this box plot was as follows:

56, 61, 61, 66, 69, 69, 72

Which of the following would happen to the box plot if 70 were added to the data?

• Q1 would change

• Median would change

• The upper extreme would increase

• The lower extreme would decrease