The distribution of the amount of money in savings accounts for university of alabama students has an average of 950 dollars and a standard deviation of 1,000 dollars. suppose that we take a random sample of 40 university of alabama students and ask them how much they have in their savings account. the sampling distribution of the sample mean amount of money in a savings account isapproximately normal, with a mean of 950 and a standard error of 1000approximately normal, with a mean of 950 and a standard error of 158.11not approximately normalapproximately normal with an unknown mean and standard error
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