One disadvantage of using the mean as a measure of center for a data set is that its value is affected by the presence of even a single outlier in the data set.

Question

Quizplus · Accepted Answer

The presence of an outlier can greatly skew the mean, making it an unreliable measure of center. This is because the mean is calculated by taking the sum of all values in the data set and dividing by the number of values, so an extremely large or small outlier can significantly influence the overall value.

One Disadvantage of Using the Mean as a Measure of Center