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Use the sample information a = 43, 0 = 6, n= 13 to calculate the following confidence intervals for / assuming the sample is from

Use the sample information a = 43, 0 = 6, n= 13 to calculate the following confidence intervals for / 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 e (b) 95 percent confidence. (Round your answers to 4 decimal places.) The 95% confidence interval is from (c) 99 percent confidence. (Round your answers to 4 decimal places.)

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