When Two Groups Are Compared in Impact Program Evaluation, One

question 20

Multiple Choice

When two groups are compared in impact program evaluation, one of the following is NOT correct:

• A) one group serves as the experimental group and the other serves as the comparison group.
• B) a single group serves as the experimental group and also serves as the comparison group.
• C) all groups are tested at the end of the program and the scores added and divided by the number of participants.
• D) a counterfactual is evidence of what would have happened to participants if they were not in the program.

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Definitions:

Bacterial Toxin

A toxic substance produced by bacteria that can be harmful to host organisms.

Protein Synthesis

The process by which cells generate new proteins, translating genetic information from mRNA into polypeptide chains.

Ribosomes

Organelles that are part of the protein synthesis machinery of both prokaryotic and eukaryotic cells; consist of a larger and smaller subunit, each composed of ribosomal RNA (rRNA) and ribosomal proteins.

Confocal Microscopy

A sophisticated imaging method that uses a laser to collect high-resolution images from successive depths within thick specimens.