1.Find the IQR of the data set: 2, 4, 5, 6, 8, 9, 13, 14, 15, 18.

2.Find the IQR of the data set: 90, 99, 82, 79, 100, 85, 95.
3.The numbers below represent the scores on a science test. Find the interquartile range.
4.Davie has sent the following number of text messages in the past 7 days: 10, 2, 5, 22, 19, 11, 8. Gabby has sent the following number of text messages in the past 7 days: 19, 15, 25, 24, 20, 29, 21. Using IQR, who has had a higher variability of text messages per day?
5.The box-and-whisker plot below shows the numbers of text messages received in one day by students in the seventh and eighth grades at Lincoln Middle School. Find the IQR of each set.

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-correcto ◑﹏◐

4 answers

(1.) 9
(2.)17
(3.)4
(4.)Davie has a higher variability bc his iqr is 8 more than gabby's
(5.)IQR for both sets is 8

@. is corect

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