If a normal distribution has a mean of 20 and a standard deviation of 10, then
A) the median is 20 and the mode is 20.
B) the median is 10 and the mode is 30.
C) the median is 30 and the mode is 10.
D) the median is 20 and the mode is 30.

Question

Quizplus · Accepted Answer

In a normal distribution, the mean, median, and mode are all equal. Therefore, if the mean is 20, both the median and the mode are also 20.

If a Normal Distribution Has a Mean of 20 and a Standard