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What is the null hypothesis and alternative hypothesis

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Reference no: EM132514878

A new postoperative procedure is administered to a number of patients in a large hospital. Researchers are interested in whether doctors and nurses feel differently about their preference for the procedure.

Group Prefer new procedure Prefer old procedure No preference

Nurses 100 80 20
Doctors 50 120 30

What is the null hypothesis and alternative hypothesis?

Reference no: EM132514878

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