We Have Run a One-Way ANOVA Comparing Three Treatments for Anorexia

question 21

Multiple Choice

We have run a one-way ANOVA comparing three treatments for anorexia and found a significant difference. We now want to convey the most useful information to our reader about how effect one treatment is relative to one or more other treatments. The best statistic to use here to convey that information would most likely be

• A) computed on one or more pairs of groups.
• B) η ² computed on all three groups.
• C) w ² computed on all three groups.
• D) none of the above

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Definitions:

Supply Curve

A visual diagram that illustrates how the price of a product correlates with the amount of the product that sellers are prepared to offer.