# Question

The College Board reported that the mean score for the Critical Reading part of the SAT was 502. Assume that the population standard deviation of the score is Ïƒ = 100.

What is the probability that a random sample of 90 test takers will provide a sample mean test score within 10 points of the population mean of 502 on the Critical Reading?

What is the probability that a random sample of 90 test takers will provide a sample mean test score within 10 points of the population mean of 502 on the Critical Reading?

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