The statistic most descriptive of the middle 50 percent of the distribution is
A) the range
B) the interquartile range
C) $\hat { S }$
D)$\sigma$.

Question

Quizplus · Accepted Answer

The interquartile range (IQR) is the most descriptive statistic of the middle 50 percent of a distribution because it measures the range between the first quartile (25th percentile) and the third quartile (75th percentile), effectively capturing the spread of the middle half of the data.

The Statistic Most Descriptive of the Middle 50 Percent of the Distribution