A certain university has decided to introduce the use of
Chapter 0, Problem 10.6(choose chapter or problem)
A certain university has decided to introduce the use of plus and minus with letter grades, as long as there is evidence that more than 60% of the faculty favor the change. A random sample of faculty will be selected, and the resulting data will be used to test the relevant hypotheses. If p represents the true proportion of all faculty that favor a change to plusminus grading, which of the following pair of hypotheses should the administration test:
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