Mathematics, 27.07.2021 19:00 shayhiddinovxasan93

A soccer ball manufacturer wants to estimate the mean circumference of mini-soccer balls within 0.12 inch. Assume that the population of circumferences is normally distributed with a population standard deviation of 0.78 inch. How many balls must the manufacturer sample in order to construct a 90% confidence interval for the population mean

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A soccer ball manufacturer wants to estimate the mean circumference of mini-soccer balls within 0.12...