Question: ---------- 3. In a population where pf = 50, s = 20, xi = 5 what is the probability of picking a sample from that

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3. In a population where pf = 50, s = 20, xi = 5 what is the probability of picking a sample from that population with a mean below 58? In the same population what is the probability of picking a sample with a mean above 42

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