Put simply, standard deviation measures how far apart numbers are in a data set. This metric is calculated as the square root of the variance. This means you have to figure out the variation ...

With the FACTOR procedure, you can indirectly give arbitrary weights to the variables by using the COV option and rescaling the variables to have variance equal to the ... including the weights in a ...

Put simply, standard deviation measures how far apart numbers are in a data set. This metric is calculated as the square root of the variance. This means you have to figure out the variation ...