A drug company maintains that a new drug G for a certain disease has a 50% cure
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A drug company maintains that a new drug G for a certain disease has a 50% cure rate as compared with drug H. which has only a 25% cure rate You are asked to design a clinical trial comparing drugs G and H Using the preceding table, estimate the number of patients needed in each therapy group to detect such a difference with
α = 0.05, two-sided, and β = 0.20.
The number of patients needed in each therapy group is __________
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A twosided test is a statistical approach in which the critical area is distributed on either side 0...View the full answer
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