When choosing the levels of the independent variable, it is important
A) to choose equal intervals
B) not to have more than two or three
C) to have no more than one for any experiment
D) to space the stimuli close enough such that overlooking any interesting relationship between the stimuli is unlikely

Question

Quizplus · Accepted Answer

It is important to space the stimuli close enough to avoid overlooking any interesting relationship between the stimuli. This will allow for a more detailed analysis of the relationship between the independent variable and the dependent variable. Choosing equal intervals or limiting the number of levels is not as important as spacing them appropriately. Having only one level would not allow for a comparison between different conditions.

When Choosing the Levels of the Independent Variable, It Is