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A hospital director is told that 68% of the treated patients are insured. The director wants...

A hospital director is told that 68% of the treated patients are insured. The director wants to test the claim that the percentage of insured patients is above the expected percentage. A sample of 300 patients found that 225 were insured. At the 0.01 level, is there enough evidence to support the director's claim?

step 1 State the null and alternative hypotheses.
Step 2 Find the value of the test statistic. Round your answer to two decimal places.
Step 3 Specify if it is one tailed or two tailed
Step 4 find the P-value of the test statistic. Round your answer to four decimal places.
Step 5 Make the decision to reject or fail to reject the null hypothesis.
Step 6 State the conclusion of the hypothesis test.

Math   Statistics-And-Probability   
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