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A hospital directors told that 54% of the merchant emergency room visitors are insured.the director wants to test the claim that the percentage of insured patients is  less than expected percentage. a sample of 400 patients found that 200 were insured. determined the decision rule for rejecting the null hypothesis. HO at at the 0.02 level.

Question
 

A hospital directors told that 54% of the merchant emergency room visitors are insured.the director wants to test the claim that the percentage of insured patients is  less than expected percentage. a sample of 400 patients found that 200 were insured. determined the decision rule for rejecting the null hypothesis. HO at at the 0.02 level. 

 
 
 
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Step 1

Answer:

Decision rule: Reject Ho if, |zstatistic| > 2.05.

 

Explanation:

The provided information are:

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Step 2

The alternative hypothesis suggests that the test is left-sided.

The decision rule for left tailed test is:

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Step 3

The test statistic, zstatistic can b...

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