Researchers studying factors that influence how much people eat gave college students potato chips to eat while watching a movie.The potato chips were stacked in tubes.In some of the tubes,researchers inserted colored chips at regular intervals (e.g.,every 7^th chip).Other tubes contained no colored chips.In this study,the use of potato chip stacks with colored chips represents

Question

Quizplus · Accepted Answer

The use of potato chip stacks with colored chips represents a controlled-use trace, as it is a controlled manipulation of a variable (the presence of colored chips) to observe its effects on eating behavior. This method helps to control for extraneous variables that may influence how much people eat, such as the visual appeal of the chips or the participants' hunger levels.

Researchers Studying Factors That Influence How Much People Eat Gave