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The recent default rate on all student loans is 5.2 percent. In a recent random sample of 300 loans at private universities, there were 9

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The recent default rate on all student loans is 5.2 percent. In a recent random sample of 300 loans at private universities, there were 9 defaults. Does this sample show sufficient evidence that the private university loan default rate is below the rate for all universities, using a left- tailed test at a = .01? (a-1) Choose the appropriate hypothesis. a. Ho: 112.052; H1:1't

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