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Question 5 of 18

How much storage space does your music use? Below is a dotplot of the file sizes (to the nearest tenth of a megabyte) for 18

randomly selected files on Nathaniel's mp3 player. The distribution of file size has a mean of x = 3.2 megabytes and a

standard deviation of sx = 1.9 megabytes.

S

6

7

8

4

File size (mb)

What is the interquartile range of the file size distribution

show in the dotplot?

4.2 mb

O 1.2 mb to 7.5 mb

O 2.8 mb

O 1.9 mb to 4.7 mb

6.3 mb

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11:36 AM

9/23/2020

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