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Unformatted text preview: distributed with standard deviation $1000. (a) What is the probability that a randomly selected household spends less than $5000 per year on transportation? (b) What is the probability that a randomly selected household spends between $6000 and $7000 per year? (c) How much would a household have to spend per year to be in the bottom 10% of yearly transportation costs? 2...
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