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Mathematics, 20.01.2021 22:00 kaylinrebecca
A normal distribution has a mean of 80 and a standard deviation of 8. A sample size n is selected at random and the mean of the sample is x. Find n if P(x>82)=0.1977
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A normal distribution has a mean of 80 and a standard deviation of 8. A sample size n is selected at...
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