A population has sum of squared deviations,SS = 100 and variance,s2 = 4.How many scores are in the population?
A)25
B)26
C)200
D)400

Name: A population has sum of squared deviations,SS = 100 and variance,s2 = 4.How many scores are in the population? A)25 B)26 C)200 D)400
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Question

A population has sum of squared deviations,SS = 100 and variance,s2 = 4.How many scores are in the population?​
A)​25
B)​26
C)​200
D)​400

Quizplus · Accepted Answer

The variance (s^2) is equal to the sum of squared deviations (SS) divided by the number of scores (N). Given s^2 = 4 and SS = 100, we can solve for N: N = SS / s^2 = 100 / 4 = 25.

A Population Has Sum of Squared Deviations,SS = 100 and Variance,s2