DrBauer Is Investigating the Effects of a New Drug on the Capacity

question 30

Multiple Choice

Dr.Bauer is investigating the effects of a new drug on the capacity of short-term memory.To do this,he uses four doses of drug on different groups of patients: some take a high dose,others a medium dose,others a low dose,and finally some take a placebo sugar pill.He then measures each participant's short-term memory capacity by seeing how many words they can remember immediately after hearing a list of 50 words.What statistic would Dr.Bauer use to determine if there was a significant difference between groups?

• A) correlation coefficient
• B) t-test
• C) analysis of variance
• D) standard deviation

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Definitions:

False Consensus

A cognitive bias whereby individuals overestimate how much others share their beliefs, attitudes, and behaviors.

Popular

Being liked, admired, or supported by a large number of people, often in a social context.

Preferences

Individual choices or inclinations towards certain options, ideas, or items over others based on personal taste or values.

Transference

A phenomenon in psychoanalysis where emotions or desires originally associated with one person, typically from early life, are unconsciously transferred onto another in the present.