Multiple Choice
Organizing and Summarizing Data If the standard deviation of a distribution of test scores is 3 points, this means that
A) the average score was 3.
B) the average deviation score was 3.
C) three scores were above the mean and three scores were below the mean.
D) we can expect subjects in the group to deviate from the group mean by an average of 3 points.
Correct Answer:
Verified
Correct Answer:
Verified
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