Mathematics
Mathematics, 29.07.2020 21:01, silvermansachs9189

Suppose the sediment density (g/cm) of a randomly selected specimen from a certain region is normally distributed with mean 2.64 and standard deviation 0.80. (a) If a random sample of 25 specimens is selected, what is the probability that the sample average sediment density is at most 3.00? (Give answer accurate to 3 decimal places.)

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