# What do the standard deviation and the range tell you about a data set, as contrasted to what the mean tells you?

##### 1 Answer

Feb 24, 2015

SD: it gives you an numerical value about the variation of the data.

Range: it gives you the maximal and minimal values of all data.

Mean: a pontual value that represents the average value of data. Doesn't represent the true in assimetrical distributions and it is influenced by outliers