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9. The purpose of an experiment is A. To find out the truth of the behavior of t

ID: 143148 • Letter: 9

Question

9. The purpose of an experiment is A. To find out the truth of the behavior of the animal To vary one, or few, condition(s) and measure the effect on other To figure out how animals behave in the real world, not in captivity To control all the variables B. C. D. 10. An independent variable in an experiment is A. B. C. D. E. A group where the independent variable is eliminated or not manipulated The variable that responds to another variables changing A variable that is held constant for all treatments The treatment group None of the above 11. A scientist studying how a set of genes affect a given behavior is targeting the following level of analysis A. Mechanism B. Ontogeny C. Fitness/Adaptive Value D. Phylogeny 12. The control group in an experiment is A. B. C. D. E. A group where the independent variable is eliminated or not manipulated A group that is not measured A where there is no variable at all The treatment group None of the above

Explanation / Answer

9. B. The purpose of an experiment is to test a hypothesis. It says about the cause-and-effect of particular parameters when they are altered in the experimental conditions.

10. E. An independant variable is which does not respond to alterations in other parameters.

11. A. Mechanism

12. A. A control group is separated out so that the indpendent variable doesn't affect the outcome of the experiment. That is to say where the independent variable is kept constant.