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what is the interquartile range of the data set?

enter the answer in the box.

key: 1|5 means 15

1 stem 8 leaf = 18

From the given table the given data is

28, 30, 40, 43, 43, 45, 50, 50

Arrange the data in ascending order.

28, 30, 40, 43, 43, 45, 50, 50

Divide the data in two equal parts.

(3, 28, 40, 43), (43, 45, 50, 50)

Divide each parenthesis in 2 equal parts.

(28, 30), (40, 43), (43, 45), (50, 50)

First quartile is midpoint of 30 and 40.

Third quartile is midpoint of 45 and 50.

Interquartile range of the data set

Therefore the Interquartile range of the data set is 12.5.

R

y/x=18

step-by-step explanation: