Mathematics, 21.01.2021 03:20 anonymousanon

2. A large appliance company estimates that the variance of the life of its appliances is 3. You work for a consumer advocacy group and are asked to test the claim at a = 0.05.
You find that the sample of the lives of 27 appliances has a variance of 2.8.

Answers: 2

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2. A large appliance company estimates that the variance of the life of its appliances is 3. You work for a consumer advocacy group and are asked to test the claim at a = 0.05. You find that the sample of the lives of 27 appliances has a variance of 2.8.

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2. A large appliance company estimates that the variance of the life of its appliances is 3. You work for a consumer advocacy group and are asked to test the claim at a = 0.05.
You find that the sample of the lives of 27 appliances has a variance of 2.8.