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The college librarian believes that more than 60% of the books checked out by students were fictional material. In a random sample of 1000 students who checked books out in the last year, 650 checked out fictional material. What can one conclude about the librarian's hypothesis at a level of significance of .05?

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Ho: The claim is not true
Ha: The claim is true

This is a two tailed test.

Z = ( 0.65 - 0.60) / ...