Mathematics, 23.05.2021 04:40 Jroc23

Let x stand for the percentage of an individual student's math test score. 64 students were sampled at a time. The population mean is 78 percent and the population standard deviation is 14 percent. What is the standard deviation of the sampling distribution of sample means?

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Let x stand for the percentage of an individual student's math test score. 64 students were sampled...