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The hospitalization rate for mid-size cares without air

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Reference no: EM13577528

Question: In a study of air-bag effectiveness, it was found that in 821 crashes of midsize cars equipped with air bags, 46 of the crashes resulted in hospitalization of the drivers. The hospitalization rate for mid-size cares without air bags is 7.8%. Using a 0.01 significance level, test the claim that airbags reduce the hospitalization rate. The null hypothesis is that they do not.

Reference no: EM13577528

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