(Steps Shown) Suppose that the population standard deviation for the amount of liquid in a Coke bottle is 0.03. Suppose you take a sample of 20 bottles drawn
Question: Suppose that the population standard deviation for the amount of liquid in a Coke bottle is 0.03. Suppose you take a sample of 20 bottles drawn at random whose sample mean is 1.02. Find a 90% confidence interval for the true population mean. (Hint: use normal distribution)
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