Question: Using two different confidence levels, a researcher constructs two confidence intervals for a population mean based on a sample of size n. : 18. The

Using two different confidence levels, a researcher constructs two confidence intervals for a population mean based on a sample of size n. : 18. The standard error of the mean is 5.6569. Assume the population is normally distributed and the population standard deviation is unknown. The confidence intervals are: Interval 1: 83.479

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