(Answered) Consider an srs of size 50 of cell phone users in which

Statistics

Consider an SRS of size 50 of cell phone users in which they are asked how many minutes per day they use their cell phones. The sample mean is 114.3 minutes. The sample standard deviation is 26.4 minutes.

Calculate the lower endpoint of a 90% confidence interval for the population mean (number of minutes using the cell phone.

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