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The american veterinary association claims that the annual

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The American Veterinary Association claims that the annual cost of medical care for dogs averages $100 with a standard deviation of $30. For cats it averages $120 with a standard deviation of $35.

What is the expected difference in the cost of medical care for dogs and cats?

A) $ -20

B) $20

C) $-5

D) $5

Reference no: EM13627381

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