Chapter 06.01 Exercise Question 03

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6.1.3

Approximately what does the box portion of a boxplot display?

Entry field with incorrect answer

a. The middle quarter of the data

b. The middle half of the data

c. The upper quarter of the data

Chapter 06.01 Exercise Question 09 (c)

6.1.9(c)

Suppose an instructor decides to add five points only to the exam score for the lowest-scoring student in the class. What effect would this have on the five-number summary? On the inter-quartile range?

a. The minimum will remain the same; the other four values and the IQR will change

b. The minimum will increase; the effect on the other values is not known without all of the data values

c. The minimum will remain the same; the effect on the other values is not known without all of the data values

d. The minimum will increase; the other four values and the IQR will change

Chapter 06.01 Exercise Question 12

6.1.12

An instructor collected data on the number of states that 50 students in her class had visited in the U.S. The results are shown in the dotplot.

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