In an Experiment Aimed at Evaluating the Effect of a Memory-Enhancing

question 5

Multiple Choice

In an experiment aimed at evaluating the effect of a memory-enhancing drug on the recall of a previously learned response. Either the drug or a placebo was administered to different groups of rats before the memory test. There were three trials of the memory test, and the dependent variable was the time it took the animal to make the correct response.
What assumption(s) would we need to make for this analysis?

• A) The observations are independent.
• B) The observations are normally distributed.
• C) The animals are randomly assigned to drug treatments
• D) both b and c

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Definitions:

The Testing Effect

The phenomenon where long-term memory is enhanced when some of the learning period is devoted to retrieving the to-be-remembered information through testing.

Long-term Retention

The ability to maintain and recall information over extended periods.

Recall Information

The process of accessing and retrieving previously learned or experienced information from memory.

Marriage Rituals

Marriage rituals are formalities or ceremonies associated with the act of marriage, varying widely between cultures.