An interquartile range removes
A)the top and bottom 25% of scores in a distribution before calculating range
B)scores above only the 75th percentile before calculating range
C)scores below only the 25th percentile before calculating range
D)all of the above

Question

Quizplus · Accepted Answer

The interquartile range (IQR) is calculated by removing the top 25% and bottom 25% of scores, focusing on the middle 50% of the data.

An Interquartile Range Removes