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Assume that the mean length of a toothpick manufactured at a plant in Racine, WI is = 6 cm, with a standard deviation of =0.18

Assume that the mean length of a toothpick manufactured at a plant in Racine, WI is = 6 cm, with a standard deviation of =0.18 cm.

If we were to select one toothpick at random, what is the probability that it is longer than 6.004 cm?

If we were to select a random sample of 41 toothpicks, what is the probability that the sample mean is longer than 6.004 cm?

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