Question: Data on salaries in the public school system are published annually by ateachers' association. The mean annual salary of(public) classroom teachers is $59.8 thousand. Assume

Data on salaries in the public school system are published annually by ateachers' association. The mean annual salary of(public) classroom teachers is $59.8 thousand. Assume a standard deviation of $7.2 thousand.

a. Determine the sampling distribution of the sample mean for samples of size 64.

The mean of the sample mean is x=$(Type an integer or a decimal. Do notround.)

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