Pets. The American Veterinary Association claims tha he annual cost of medical care for dogs averages $100, vith a standard deviation of $30, and for cats averages $120, with a standard deviation of $35. 1) What's the expected difference in the cost of medica care for dogs and cats? p) What's the standard deviation of that difference? :) If the costs can be described by Normal models, what's the probability that medical expenses are higher for someone's dog than for her cat? d) What concerns do you have?

MATLAB: An Introduction with Applications
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Pets. 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) What's the expected difference in the cost of medical
care for dogs and cats?
b) Whať's the standard deviation of that difference?
c) If the costs can be described by Normal models,
what's the probability that medical expenses are
higher for someone's dog than for her cat?
d) What concerns do you have?
Transcribed Image Text:Pets. 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) What's the expected difference in the cost of medical care for dogs and cats? b) Whať's the standard deviation of that difference? c) If the costs can be described by Normal models, what's the probability that medical expenses are higher for someone's dog than for her cat? d) What concerns do you have?
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