You want to estimate the standard deviation of the

Reference no: EM13607477

You want to estimate the standard deviation of the population of current Annual incomes of adults in the United States. Find the minimum sample size needed to be 99% confident that the sample standard deviation is within 5% of the population standard deviation. Does the population of incomes have a normal distribution, and how is the sample size affected by the distribution?

Reference no: EM13607477

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