Excel functions allow you to easily and correctly calculate the mean and standard deviation. Understanding the correct statistical concepts is important ...

Standard deviation is the variation or dispersion in a set of observations. Sometimes, you may want to calculate the standard deviation for a subset of your ...

Variance indicates how much the values in a dataset deviate from the mean (average). You can use built-in Excel functions to calculate the variance. ➤ ...

Standard deviation indicates the variation or dispersion of a set of observations. It signifies the deviation of each observation from the mean. You can use ...