Short Answer
If you live in California, the decision to buy earthquake insurance is an important one. A survey revealed that only 133 of 337 randomly selected residences in one California county were protected by earthquake insurance. Calculate the appropriate test statistic to test the claim that less than 40 percent of the residents in the county are protected by earthquake insurance.
Correct Answer:
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−.20
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Correct Answer:
Verified
z = (...
View Answer
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