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What is the probability that the sample mean

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The distribution of sample means for scores on a test for samples of size 100 is normal with a mean of 61.7 and a standard deviation of 1.5. If a sample of 100 test scores is selected at random, what is the probability that the sample mean will be greater than 63.8?

A) 0.0808

B.) 0.9192

C.) 1.4

D.) 0.0668

Which one is it?

Reference no: EM132843558

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