If a data set has an even number of observations, the median _____.
A) cannot be determined
B) is the observation recorded most often
C) must be equal to the mean
D) is the average value of the two middle items when all items are arranged in ascending order

Question

Quizplus · Accepted Answer

When a data set has an even number of observations, the median is calculated as the average of the two middle values when all observations are arranged in ascending or descending order.

If a Data Set Has an Even Number of Observations