A Random Sample of Respondents Would Be Distributed Randomly,half to the Experimental

question 75

Multiple Choice

A random sample of respondents would be distributed randomly,half to the experimental group and half to the control group.A pretest questionnaire would be administered to the respondents in both groups to obtain a measurement on attitudes toward Pepsi advertising,brand,and celebrity; only the respondents in the experimental group would be exposed to the TV program containing the Pepsi commercial.Then,a questionnaire would be administered to respondents in both groups to obtain posttest measures on attitudes toward Pepsi advertising,brand,and celebrity.Which of the following experimental design best represents the above scenario?

• A) one-shot case study
• B) one-group pretest-posttest design
• C) posttest-only control group design
• D) static group design
• E) pretest-posttest control group design

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Definitions:

Addition Polymerization

A chemical reaction where monomers add together without the loss of atoms to form very long chain molecules or polymers.

Maleic Anhydride

Maleic anhydride is an organic compound with the formula C4H2O3, used in the production of various polymers, resins, and as a chemical intermediate.

Alternating Copolymer

A polymer made from two different monomers arranged in an alternating sequence along the polymer chain, providing unique physical and chemical properties.

Monomers

Small molecules that can join with other similar molecules to form large molecules called polymers, fundamental to the structure of plastics, proteins, and other vital substances.