In a Within-Subjects Study That Extends Over a Relatively Long

question 17

Multiple Choice

In a within-subjects study that extends over a relatively long time, it is possible that there will be systematic changes in the participants' skills or knowledge during the time of the study. When these changes influence the participants' scores, causing scores at the end of the study to be different from scores at the beginning, the effect is called ____.

• A) history effects
• B) instrumentation
• C) maturation
• D) regression toward the mean

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Definitions:

Rudolph Valentino

An Italian-American actor who became a major sex symbol in the early 20th century through his roles in silent films.

Charlie Chaplin

A British comedian, filmmaker, and composer who became a global icon through his screen persona "The Tramp" during the silent film era, known for his contributions to cinematic art and his commentary on social issues.

Demographic Factors

the characteristics of a population segment, such as age, gender, education, and income, which can influence trends in markets and societies.

Labour Market

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