An Analysis of Variance Is Used to Evaluate the Mean

question 45

Multiple Choice

An analysis of variance is used to evaluate the mean differences for a research study comparing four treatments with a separate sample of n = 8 in each treatment.If the data produce an F-ratio of F = 5.50,then which statistical decision is correct?​

• A)​Reject the null hypothesis with α = .05 but not with α = .01.
• B)​Reject the null hypothesis with either α = .05 or α = .01.
• C)​Fail to reject the null hypothesis with either α = .05 or α = .01.
• D)​There is not enough information to make a statistical decision.

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