Box Plots Answers

The data set below represents the total number of home runs that a baseball player hit each season for 11 seasons of play. What is the interquartile range of the data?14, 22, 19, 21, 30, 32, 25, 15, 16, 27, 28

A

12

B

16

C

22

D

28

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Use the box plot to answer the questions.

Answers:

Selection 1:20

Selection 2:90

Selection 3:8

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8587✔ 9093

A

85

B

87

C

✔ 90

D

93

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5✔ 81315

A

5

B

✔ 8

C

13

D

15

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Which data sets have outliers? Check all that apply.

A

14, 21, 24, 25, 27, 32, 35

B

15, 30, 35, 41, 44, 50, 78

C

16, 32, 38, 39, 41, 42, 58

D

17, 23, 28, 31, 39, 45, 75

E

18, 30, 34, 38, 43, 45, 68

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⇒ 50

Answer:

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If a data set has only one outlier, which value will always change when the outlier is excluded?

A

the median

B

the range

C

the interquartile range

D

the upper quartile

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Compare the box plots. Which statements are true? Check all that apply.

A

Ben has the smaller range of test scores.

B

The lower quartile and upper quartile of Nadia’s data are both higher than the lower quartile and upper quartile of Ben’s data.

C

The median of Nadia’s data is equal to the median of Ben’s data.

D

Nadia had the highest score on a test.

E

Ben’s lowest score was equal to Nadia’s lowest score.

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Based on the data represented in the box plots, which football player had greater success during the 10 games?

A

Nasir was more successful because he had the greatest number of yards in one game.

B

Aaron was more successful because he had the greater total spread.

C

Nasir was more successful because he had the greater measure of center.

D

Aaron was more successful because he had an outlier.

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A basketball player recorded her points for 11 consecutive games. Her points are listed below.13, 20, 15, 22, 24, 21, 18, 20, 25, 17, 27How many points would she need to score in her 12th game in order to decrease the interquartile range by 1 point?

A

13

B

15

C

23

D

25

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