Quiz 17 v1.pdf - OPMT 1130 Quiz 17 Mark/12 Last Name_First...

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OPMT 1130 Quiz 17 Mark: /12 Last Name: ____________________First Name:______________________ Set:_______ " !"#! = $ % ' ! √# $ !"#! = $ % ' $ √# " !"#! = ( %( ) %('(%) # A large study conducted ten years ago found that 36% of students have cheated on an exam at least once. You want to see if this percentage has changed since then. You randomly select 400 students and find that 156 students have cheated at least once on an exam. Is there enough evidence to conclude that the percentage of students who have cheated at least once on an exam no longer equals 36%? Test the hypothesis at the 5% level of significance.

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