Mathematics, 06.12.2019 00:31 ninigilford
Amachine manufactures parts whose diameters vary according to the normal distribution with mean 40.150 mm and standard deviation 0.003mm. an inspector measures a random sample of 4 parts. the probability that the average (x-bar) diameter of these 4 parts is less than 40.148 mm is about
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Amachine manufactures parts whose diameters vary according to the normal distribution with mean 40.1...
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