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Worker productivity is assessed before and after a program for flextime is instituted. Just after the pretest, workers receive an unexpected bonus check based on unusually high product sales. Productivity is higher on the posttest than on the pretest, but the researcher suspects ______ as a threat to internal validity.
Profit-Sharing Program
An incentive scheme whereby employees receive a share of the company’s profits, usually in addition to their regular salary.
Tons
A unit of weight equivalent to 2,000 pounds in the United States (short ton) or 2,240 pounds in the United Kingdom (long ton).
Quality
The standard of something as measured against other things of a similar kind; the degree of excellence of something.
Extremely Diverse
Referring to a broad spectrum of differences among people or entities, including but not limited to culture, ethnicity, opinions, and skills.
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