Question

A z score of 3.0 for a job applicant's score on an aptitude test indicates the applicant ______.

A. achieved a score 3 points higher than the average score

B. received a score 3 standard deviations above the mean score

C. had a score 3 percent higher than the average score

D. had a score plus or minus 3 points relative to the mean score

Answer

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