Mathematics, 31.05.2020 05:58 jadenwilsan

Use the given confidence level and sample data to find a confidence interval for the population standard deviation. Assume that a simple random sample has been selected from a population that has a normal distribution. Salaries of college professors who took a philosophy course in college.
90% confidence; n=41,x=$66,500, d=$17,272

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Use the given confidence level and sample data to find a confidence interval for the population stan...