The American Veterinary Association Claims That the Annual Cost of Medical

question 16

Essay

The American Veterinary Association claims that the annual cost of medical care for dogs averages $100
with a standard deviation of $30, and for cats averages $120 with a standard deviation of$35.
a. Find the expected value for the annual cost of medical care for a person who has one dog and one cat.
b. Find the standard deviation for the annual cost of medical care for a person who has one dog and one cat.
c. Suppose that a couple owns four dogs.
i. Find the expected value for the annual cost of medical care for the couple's dogs.
ii. Find the standard deviation for the annual cost of medical care for the couple's dogs.

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