3 years ago

What is the IQR (Inter Quartile Range) for the data set?

1 answer:

vladimir2022 [97]3 years ago

4 0

Arrange in ascending order:-

6 7 11 13 14 15 15 19 21

median = 14
lower quartile = mean of 7 and 11 = 9
upper quatile = mean of 15 and 19 = 17

Interquartile range = 17 - 9 = 8

answer is 8

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