The expression $\mathrm { S } \left( \mathrm { X } _ { \mathrm { i } } - \bar { X } \right.$ )² instructs us to A)square the sum of the scores. B)sum the squared scores. C)sum the squared deviations. D)square the summed deviations.

Question

Quizplus · Accepted Answer

The expression follows the formula for calculating the variance, which involves squaring the deviations from the mean and then summing them up. Therefore, the expression instructs us to sum the squared deviations.

The Expression S(Xi−Xˉ\mathrm { S } \left( \mathrm { X } _ { \mathrm { i } } - \bar { X } \right.S(Xi​−Xˉ

The Expression $\mathrm { S } \left( \mathrm { X } _ { \mathrm { i } } - \bar { X } \right.$