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A hospital director is told that55% of the treated patients are insured. The director wants to test the claim that the percentage of insured patients

A hospital director is told that55% of the treated patients are insured. The director wants to test the claim that the percentage of insured patients is below the expected percentage. A sample of130patients found that65 were insured. At the0.02level, is there enough evidence to support the director's claim?

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