Mathematics, 29.06.2021 01:30, flowersthomas1969

Assume that a sample is used to estimate a population mean p. Find the 98% confidence interval for a sample of size 71 with a mean of 47.4 and a standard deviation of 7.1. Enter your answer as an open-
interval (i. e., parentheses) accurate to one decimal place (because the sample statistics are reported
accurate to one decimal place).
98% C. I. -
Answer should be obtained without any preliminary rounding. However, the critical value may be rounded
to 3 decimal places.

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Assume that a sample is used to estimate a population mean p. Find the 98% confidence interval for a...