Question: 4 Use the sample information a = 40, o =7, n=13 to calculate the following confidence intervals for // assuming the sample is f normal

4 Use the sample information a = 40, o =7, n=13 to calculate the following confidence intervals for // assuming the sample is f normal population. 5 (a) 90 percent confidence. (Round your answers to 4 decimal places.) points The 90% confidence interval is from to eBook Hint Ask Print References (b) 95 percent confidence. (Round your answers to 4 decimal places.) The 95% confidence interval is from to (c) 99 percent confidence. (Round your answers to 4 decimal places.) The 99% confidence interval is from to

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