3 years ago

Given a population mean of 27.1 with a standard deviation of 8.4 and a sample size of 10, answer these questions:

Mathematics

1 answer:

alexdok [17]3 years ago

8 0

Answer:

Step-by-step explanation:

The mean of the sampling distribution is equal to the mean of the population. Therefore, we use the standard deviation of the sampling distribution of the means formula.

The standard deviation of the sampling distribution of the means is 2.656.

With a new population standard deviation of 2.8, the sampling size, n, is 9.

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