Find the mean of this set of numbers. 7, –9, 6, –10, –13, –5
77 -4 4 -24
77 -4 4 -24
Compute the mean and variances of the following discrete probability distribution. X ...
Dispersion - Deviation and Variance Dispersion measures how the various elements behave with regards to some sort of central tendency, usually the mean. Measures of dispersion include range, interquartile range, variance, standard deviation and absolute deviation. We've already looked at the first two in the Averages section, so let's move on to the other measures. Absolute... read more