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Mathematics, 26.11.2019 18:31 megamorph
Anormally distributed population has a mean of 475 and a standard deviation of 60.
a. determine the probability that a random sample of size 16 selected from this population will have a sample mean less than 435.
b. determine the probability that a random sample of size 25 selected from the population will have a sample mean greater than or equal to 501.
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Anormally distributed population has a mean of 475 and a standard deviation of 60.
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