DrHinson Wants to Investigate If Rats Fed a Diet Enriched

question 10

Multiple Choice

Dr.Hinson wants to investigate if rats fed a diet enriched with omega will do better at a maze learning task then when these same rats are given a normal diet.He has a total of 30 rats for his experiment.If Dr.Hinson fails to implement the appropriate changes to his experiment a potential confound may be_____.

• A)order effects
• B)disturbance variance
• C)ceiling effect
• D)Both a & b

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Definitions:

Preemption

A legal doctrine under which a higher authority's laws take precedence over those of a lower authority when both entities have the power to legislate on a subject.

Mootness

A concept whereby a case is deemed inadmissible for judicial review if the underlying issue has been resolved or rendered irrelevant.

Ripeness

A criterion used in constitutional law to determine if a court case is premature for review because the issues involved have not yet fully developed.

Impossibility

A defense in contract law where a party claims that fulfilling the contractual obligations has become objectively impossible due to unforeseen events.