In probability theory and statistics skewness is a measure of the asymmetry of the probability distribution of a real-valued random variable about its mean. How To Find the Mean of Ungrouped Data. Understand the given data and arrange it.
Calculate the Mean Value and The Mean Machine.
The skewness value can be positive zero negative or undefined. This is very useful when the data set include very high and low values of grouped and ungrouped data sets. They tell us about the central value of the data about which all the set of values of data lies. Statistics calculator allows computing a number of statistical properties of a data.