Question: A correct definition of standard deviation (SD) is: a. the degree of variability in a set of scores. b. the skewness of a range of

A correct definition of standard deviation (SD) is:

a. the degree of variability in a set of scores.

b. the skewness of a range of scores.

c. the degrees of freedom around which the scores revolve.

d. the differences between the mean, median, and mode.

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