Mathematics, 27.02.2021 05:30 auviannadority13

A 95% confidence interval is found to be (28, 32). The sample standard deviation is 7 and the sample size is 49. If you wanted a smaller interval, what could you do? C. Increase sample size to 64

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A 95% confidence interval is found to be (28, 32). The sample standard deviation is 7 and the sample...