Definition. This function returns the sum of squares of deviations of data points from their sample mean.
number1 (required) and number2 (optional). At least one and up to 255 arguments (30 in Excel 2003 and earlier versions) for which you want to calculate the sum of squared deviations. You can also use a single array or a reference to an array instead of arguments separated by commas.
Arguments can be numbers, array names, or references to cells containing numbers.
If an array or a reference argument contains text, logical values, or empty cells, those values are ignored. However, cells with the value 0 are included.
Background. In general, correlations between variables are defined by coefficients. ...