SAT, 29.03.2020 23:43 noneofurbznessp2yc11

The mean ACT composite score in a recent year is 20.8 with a standard deviation of 5.6. A random sample of 36 ACT composite scores are selected. What is the probability that the mean score for the sample is (a) less than 21.6

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The mean ACT composite score in a recent year is 20.8 with a standard deviation of 5.6. A random sam...

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