Question: Please answer all 3 Use the sample information x = 40, o= 3, n= 18 to calculate the following confidence intervals for M assuming the

Please answer all 3

Use the sample information x = 40, o= 3, n= 18 to calculate the following confidence intervals for M assuming the sample is from a normal population. (a) 90 percent confidence. (Round your answers to 4 decimal places.) The 90% confidence interval is from ok (b) 95 percent confidence. (Round your answers to 4 decimal places.) nces The 95% confidence interval is from (c) 99 percent confidence. (Round your answers to 4 decimal places.) The 99% confidence interval is from

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