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The average grade in a statistics course has been 71, with a standard deviation of 10.5. If a random sample of 60 is selected from

The average grade in a statistics course has been 71, with a standard deviation of 10.5. If a random sample of 60 is selected from this population, what is the probability that the average grade is more than 75? Use Appendix B.1 for the z values. (Round your z value to 2 decimal places and the final answer to 4 decimal places.)

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