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categoryإحصاء
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event_available2026-07-13
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thes This Question: 1 pt
5 of 8 (1 complete)
This Quiz: 8 pts possible
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Thes
Hy A pet association claims that the mean annual cost of food for dogs and cats are the same. The results for samples for the two types of pets are shown below. At
CSU a 0.01, can you reject the pet association's claim? Assume the population variances are not equal. Assume the samples are random and independent, and the
p-va populations are normally distributed. Complete parts (a) through (e) below.
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d, a
Dogs
Cats
x₁ $232 x2 $197
line
S₁ =$44
$2 $40
Find
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31,2 (a) Identify the claim and state Ho and Ha
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ection
Which is the correct claim below?
OA. The mean annual cost of food for dogs is greater than the cost for cats."
O B. "The mean annual costs of food for dogs and cats are not equal."
OC. "The mean annual costs of food for dogs and cats are equal."
OD. "The mean annual cost of food for cats is greater than the cost for dogs."
What are Ho and H₂?
ect the The null hypothesis, Ho, is
ypoth Which hypothesis is the claim?
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mis modi
pothesi Click to select your answer(s).
eject the
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The alternative hypothesis, H., is
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