Which of the Following Statements Is True

question 44

Multiple Choice

Which of the following statements is true?

• A) Researchers first consider the statistical significance of main effects before considering interaction effects in a complex design.
• B) If an interaction effect is statistically significant, researchers then use main effects to understand the source of the interaction.
• C) If an interaction effect is not statistically significant, the researcher should then conduct analyses of simple main effects to determine why the interaction was not statistically significant.
• D) If an interaction effect is statistically significant, it is likely the researcher will discover at least one statistically significant simple main effect.

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Definitions:

El Niño

A climate phenomenon characterized by the warming of the central and east-central Pacific Ocean, affecting global weather patterns.

Western United States

A region of the United States that includes the states located west of the Mississippi River.

Coastal Mexico

A geographic region referring to the areas of Mexico that are adjacent to the Pacific Ocean, Gulf of Mexico, and the Caribbean Sea.

Biome

A large ecological community with distinct climate, plants, and animals adapted to its conditions, classified by predominant vegetation and characterized by adaptations of organisms to that particular environment.