If the SS for a set of scores is 100 and the sample size is 51, then s for those scores is.
A) $2.0$
B) $\sqrt { 2.0 }$
C) $4.0$
D) $\sqrt { 4.0 }$

Question

If the SS for a set of scores is 100 and the sample size is 51, then s for those scores is. 
A) $2.0$
B) $\sqrt { 2.0 }$
C) $4.0$
D) $\sqrt { 4.0 }$

Quizplus · Accepted Answer

The standard deviation (s) is calculated as the square root of the variance. The variance is the sum of squares (SS) divided by the sample size (n) minus 1. Here, SS = 100, n = 51. Variance = 100 / (51 - 1) = 100 / 50 = 2. Therefore, s = sqrt(2).

If the SS for a Set of Scores Is 100 2.02.02.0

If the SS for a Set of Scores Is 100 $2.0$