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Inferences Based on Single Sample

An article in the Annals of the Association of American Geographers (June 1992) revealed that only 133 of 337 randomly selected residences in Los Angeles County were protected by earthquake insurance.

-What are the appropriate null and alternative hypotheses to test the research hypothesis that less than 40% of the residents of Los Angeles County were protected by earthquake insurance?

-Do the data provide sufficient evidence to support the research hypothesis, using alpha=0.10

-Calculate the p-value for the test.

Solution Summary

The solution is attached in Word as a 186 explanation of how to calculate a p-value and decide if evidence sufficiently supports a hypothesis.

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