Statistics and Data Review

Which data most likely have variability for a baseball team during one season?

• The cost of a hot dog.

• The amount an adult pays for admission.

• The number of spectators at each game.

• The parking fee for each vehicle.

What is the MODE of this data?

• 100

• 20

• 80, 85, and 90

• none

Which statement correctly describes the shapes of the dot plots for cars and SUVs?

• SUVs: symmetrical
  Cars: skewed left

• Both are skewed left

• Both are symmetrical

• SUVs: skewed right
  Cars: Skewed left

How many students were greater than or equal to 60 inches tall?

• 21

• 11

• 17

• 6

What is the MEAN for this data?

• 80

• 1040

• 13

• 81

True or False
The interquartile range is the difference between the upper quartile (Q3) and the lower quartile (Q1).

• True

• False

What is the median?

• 62

• 58

• 66

• 60

What is the interquartile range (IQR)?

• 4

• 64

• 60

• 8

What is the outlier for this data?

• 90

• 96

• 102

• 108

How many students took the quiz? (count the dots)

• 15

• 20

• 12

• 17