The Margin of Error in Estimating the Population Mean of a Normal

question 15

Short Answer

The margin of error in estimating the population mean of a normal population is E = 6.3 when the sample standard deviation is 8.2. If the sample standard deviation were increased to 9.1 and the sample size stayed the same, would the margin of error be larger or smaller than 6.3? Explain your answer.

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