3) Use the 68-95-99.7 rule to find the probabilities: 1) Suppose that prices of a certain model of new homes are normally distributed with a mean of $170,000 and a standard deviation of $1500. Let X = the price of a randomly selected home. Find the following probabilities: (express as decimal numbers rounded to 2 decimal places) a) P(X $171,500) = b) P(X $167,000) = c) P($ 168,500 < x < $173,000) =

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