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A hospital director is told that 30% of the treated patients are uninsured. The director wants...

A hospital director is told that 30% of the treated patients are uninsured. The director wants to test the claim that the percentage of uninsured patients is below the expected percentage. A sample of 360 patients found that 90 were uninsured. Make the decision to reject or fail to reject the null hypothesis at the 0.10 level.

Math   Statistics-And-Probability   
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