(Answered) Question in a recent year the average price of a microsoft

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Question: In a recent year, the average price of a Microsoft Windows Upgrade was $90.28 according to PC Data. Assume that prices of the Microsoft Windows Upgrade that year were normally distributed, with a standard deviation of $8.53. If a retailer of computer software was randomly selected that year:

a. What is the probability that the price of a Microsoft Windows Upgrade was below $80?

b. What is the probability that the price was above $95?

c. What is the probability that the price was between $83 and $87?

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