Using the Following Summary of Results, What F-Ratios, If Any

question 1

Multiple Choice

Using the following summary of results, what F-ratios, if any, are significant at the .05 alpha level? (Assume a between-groups, fixed-factors model.) $\begin{array}{lcccc} \text {Source of } &\text { SS } & d f & \text { MS } & \text { F } \\ \text { Variation } && & & \\ \text { Factor A } &500 & 2 & \text { H } & \text { J } \\ \text { Factor B } &\text { C } & 3 & 200 & \mathrm{~K} \\ \text { AB Interaction } &900 & \text { F } & 1 & \text { L } \\ \text { Within } &\text { D } & 60 & 50 & \\ \text { Total } &\text { E } & \text { G } & &\end{array}$

• A) Factor A
• B) Factor B
• C) AB interaction
• D) Factor, A, Factor B, AB interaction
• E) None are significant

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Definitions:

Identity

The condition or character as to who a person or what a thing is; a distinctive characteristic defining individuals or groups.

DNA

Deoxyribonucleic acid, the hereditary material in humans and almost all other organisms that contains the instructions necessary for building and maintaining an organism.

Gene

Section of DNA having the same arrangement of chemical elements.

Amine

Organic compounds derived from ammonia by replacement of one or more hydrogen atoms by hydrocarbon or other radicals; they play essential roles in biology as building blocks of proteins and neurotransmitters.