Mathematics, 17.12.2021 03:20, dondre54

Suppose student test scores for a nationwide standardized test have an unknown distribution with a mean of 259 and a standard deviation of 33 points. A sample of size n=38 is randomly taken from the population and the mean is taken. What is the probability that the resulting mean is more than 264.3 points?

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Suppose student test scores for a nationwide standardized test have an unknown distribution with a m...