Let x be a random variable that represents white blood cell count per cubic milliliter of whole blood Assume that x has a distribution that is approximately normal, with mean Icirc frac14 7500 and estimated standard deviation Iuml 1750 A test result of x (a) What is the probability that, on a single test, x is less than 3500 (c) Repeat part (b) for n 3 tests taken a week apart

Question: Let x be a random variable that represents white blood cell count per cubic milliliter of whole blood. Assume that x has a distribution that

Let x be a random variable that represents white blood cell count per cubic milliliter of whole blood. Assume that x has a that is approximately normal, with mean Î¼ = 7500 and estimated standard deviation Ïƒ = 1750. A test result of x (a) What is the probability that, on a single test, x is less than 3500?

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