Question: Two candidates take a selection test that measures knowledge of marketing techniques. One candidate scores 53 and the other scores 48. Which information would be

  1. Two candidates take a selection test that measures knowledge of marketing techniques. One candidate scores 53 and the other scores 48. Which information would be needed to determine if the two scores are reliably different?

A. The standard error of the estimate

B. The standard error of the mean

C. The standard error of measurement

D. The standard deviation of the observed scores

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