Estimate the population mean by finding a 95% confidence interval given a sample of size 42, with a mean of 51.2 and a standard deviation of 14.6.  Preliminary: Is it safe to assume that �≤0.05 of all subjects in the population? No Yes Is �≥30? No Yes Confidence Interval: What is the 95% confidence interval to estimate the population mean? Enter your answer as an open-interval (i.e., parentheses) accurate to one decimal place.95% C.I. =

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Q: None

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