Essay
In an early study,researchers at Ivy University found that 33 percent of the freshmen had received at least one A in their first semester.Administrators are concerned that grade inflation has caused this percentage to increase.In a more recent study,of a random sample of 500 freshmen,185 had at least one A in their first semester.Calculate the p-value associated with the test statistic and test the claim at α = .05.
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p-value =.0287 < .05 Thus,we can reject ...View Answer
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