デジタル形式で段階的に解決 ありがとう!! SOLVE STEP BY STEP IN DIGITAL FORMAT In a simple random sample of 50 articles from a population in which \sigma = 6 the sample mean was 32 a) Provide a 90% confidence interval for the population mean. b) Establish a 95% confidence interval for the population mean. c). Provide a 99% confidence interval for the population mean.

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