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A sample of 350 students were involved in a race. The mean time to finish was 97 minutes, the standard deviation was 17 minutes. The

A sample of 350 students were involved in a race. The mean time to finish was 97 minutes, the standard deviation was 17 minutes. The standard error of the mean is...

A. 14.71

B. 0.048

C. 0.91

D. 4.86

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