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QUESTION

# According to the Insurance Institute of America, a family of four spends between $400 and$3,800 per year on all types of insurance, and it has been

According to the Insurance Institute of America, a family of four spends between $400 and$3,800 per year on all types of insurance, and it has been found that any amount between these values is approximately equally likely:

a.            What is the mean amount spent on insurance?

b.            What is the standard deviation of the amount spent?

c.             If we select a family at random, what is the probability they spend less than $2,000 per year on insurance? d. What is the probability a randomly selected family spends more than$3,000 per year?

e.            What is the probability a randomly selected family spends exactly \$2,500 per year?