Determine probability that mean of their test scores


A final exam in Math 160 has a mean of 73 with the standard deviation 7.8. If 24 students are randomly selected, determine the probability that the mean of their test scores is less than 76

A) 0.8962 B) 0.0301 C) 0.9699 D) 0.9203

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Basic Statistics: Determine probability that mean of their test scores
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