Which of the following is NOT true about the concept of variance?
A) variance is computed from the mean of the squared deviations
B) psychometricians prefer variance to standard deviation as an index of variability
C) variance is represented by sigma squared
D) variance is standard deviation squared

Question

Quizplus · Accepted Answer

Variance and standard deviation are both measures of variability, but there is no general preference for variance over standard deviation among psychometricians. The choice between using variance and standard deviation often depends on the specific application or context, rather than a universal preference for one over the other.

Which of the Following Is NOT True About the Concept