What Is the Advantage of the Pretest in the Non-Equivalent

question 35

Multiple Choice

What is the advantage of the pretest in the non-equivalent control group pretest-posttest design?

• A) The pretest accustoms the participants to the procedures of the study.
• B) Participants who experience a pretest generally score higher on a posttest.
• C) When groups are not equivalent,we can look at changes from pretest to posttest scores.
• D) If the pretest scores are different,we can stop the study immediately without wasting time or money continuing the study.

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Definitions:

Streptococcus

A genus of coccus-shaped bacteria, some species of which are responsible for strep throat, scarlet fever, and other infections.

E. coli

A common bacterium found in the intestines of humans and animals that can cause food poisoning when consumed in contaminated food.

Microbes

Tiny, single-celled organisms, including bacteria, viruses, fungi, and protozoa, that can exist in a variety of environments.

Archae

A domain of single-celled microorganisms that are genetically distinct from bacteria and eukaryotes, often living in extreme environments.