For a population of scores,the sum of the deviation scores is equal to N.

Name: For a population of scores,the sum of the deviation scores is equal to N.
Brand: Quizplus
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Question

Quizplus · Accepted Answer

For a population of scores, the sum of the deviation scores (where deviation is defined as each score minus the mean) is always equal to 0, not N. This is because the mean is the average value, and deviations above and below the mean cancel each other out.

For a Population of Scores,the Sum of the Deviation Scores