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John got the follow scores on his tests what is the interquartile range of his scores 78,57,90,60,89,69,95 A. 18 B. 20 C. 30 D. 38

John got the follow scores on his tests what is the interquartile range of his scores 78,57,90,60,89,69,95 A. 18 B. 20 C. 30 D. 38
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John got the follow scores on his tests what is the interquartile range of his scores 78,57,90,60,89,69,95

A. 18
B. 20
C. 30
D. 38

asked
User Karandeep Singh
by
7.6k points

1 Answer

2 votes
57, 60, 69, 78, 89, 90, 95 (90-60=30) Answer= C. 30
answered
User Pieter Van Den Ham
by
8.2k points
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