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Let x stand for the sale of candy bars by an individual student. 60 students are sampled at a time. The population mean is 40

Let x stand for the sale of candy bars by an individual student. 60 students are sampled at a time. The population mean is 40 candy bars and the population standard deviation is 3 candy bars. What is the mean and standard deviation of the sampling distribution of sample means? Answers are rounded to the nearest tenth.

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