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. (a-2) What is the z-score for the sample data? (A negative value should be indicated by a minus sign. Round your answer to 2 decimal places.) Zcalc (b) Calculate the p-value. (Round intermediate calculations to 2 decimal places. Round your final answer to 4 decimal places.) p-value