Skewness is a measure of the symmetry of your data distribution. A distribution is symmetric if it looks the same to the left and right of the center point. For example, the normal distribution is ...

For data from a symmetric distribution, the Winsorized mean is an unbiased estimate of the population mean. However, the Winsorized mean does not have a normal distribution even if the data are ...

The term "bell curve" originates from the fact that the graph used to depict a normal distribution consists of a symmetrical bell-shaped curve. The highest point on the curve, or the top of the ...