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A hospital director is told that 55% of the emergency room visitors are insured. The director...

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Basic Math

A hospital director is told that 55% of the emergency roomvisitors are insured. The director wants to test the claim that thepercentage of insured patients is less than the expectedpercentage. A sample of 360 patients found that 180 were insured.At the 0.02 level, is there enough evidence to support thedirector's claim? Step 1 of 6: State the null and alternativehypotheses Step 2 of 6: Find the value of the test statistic. Roundyour answer to two decimal places. Step 3 of 6: Specify if the testis one-tailed or two-tailed. Step 4 of 6: Determine the decisionrule for rejecting the null hypothesis, H0. Step 5 of 6: Make thedecision to reject or fail to reject the null hypothesis. Step 6 of6: State the conclusion of the hypothesis test.

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