Question

Why is the mean often not a good measure of central tendency for a skewed distribution?

Answer 1

Look below :)

Explanation:

The mean is not a good measurement of central tendency because it takes into account every data point. If you have outliers like in a skewed distribution, then those outliers affect the mean one single outlier can drag the mean down or up. This is why the mean isn't a good measure of central tendency. Instead the median is used as a measure of central tendency.