A Researcher Administers a Treatment to a Sample of Participants

question 70

Multiple Choice

A researcher administers a treatment to a sample of participants selected from a population with µ = 80.If a hypothesis test is used to evaluate the effect of the treatment,which combination of factors is most likely to result in rejecting the null hypothesis?​

• A)​A sample mean near 80 with α = .05
• B)​A sample mean near 80 with α = .01
• C)​A sample mean much different than 80 with α = .05
• D)​A sample mean much different than 80 with α = .01

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