Question
Assume that the mean length of a toothpick manufactured at a plant in Racine, WI is =6 cm, with a standard deviation of =0.08 cm.
Assume that the mean length of a toothpick manufactured at a plant in Racine, WI is =6 cm, with a standard deviation of =0.08 cm.
If we were to select one toothpick at random, what is the probability that it is longer than 6.005 cm?
If we were to select a random sample of 41 toothpicks, what is the probability that the sample mean is longer than 6.005 cm?
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Numerical Analysis
Authors: Richard L Burden, J Douglas Faires, Annette M Burden
10th Edition
1305465350, 9781305465350
