Dr. Hsu conducted a one-way ANOVA on a set of data examining digestive reaction to the smell of food and watching food preparation. Dr. Hsu had multiple experimental conditions. Dr. Hsu's one-way ANOVA yielded significant results, but the analysis was not able to tell him where the specific differences existed. Dr. Hsu will need to follow-up with what analysis to test all possible combinations of the conditions?

Question

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Post-hoc analyses are used to test all possible combinations of conditions to determine where the significant differences exist. This type of analysis is necessary when a significant result is obtained from a one-way ANOVA, but the specific differences are not identified. Choices A, B, and C are not appropriate in this situation.

Dr Hsu Conducted a One-Way ANOVA on a Set of Data