Between the raw scores of 400 and 600, there must be
A) 50% of the scores
B) 34% of the scores
C) 68% of the scores
D) 95% of the scores

Name: Between the raw scores of 400 and 600, there must be A) 50% of the scores B) 34% of the scores C) 68% of the scores D) 95% of the scores
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Question

Quizplus · Accepted Answer

Between two standard deviations from the mean, which is 500 in this case, there is an expected 68% of the scores, according to the empirical rule. Therefore, the best choice is C, 68% of the scores.

Between the Raw Scores of 400 and 600, There Must