For each of the following studies, select the appropriate method of analyzing th

Question

For each of the following studies, select the appropriate method of analyzing the data.

A group of 18 recently hired sales trainees were randomly assigned to one of two different “home rooms” — 9 trainees per room. Each room is identical except for wall color. The two colors used were light green and red. A psychologist wants to know whether room color has an effect on attitude; and, if so, she wants to compare the mean attitude scores of the trainees assigned to the two room colors (Green, Red).         

Explanation / Answer

Correct option:

Analysis of Variance (ANOVA) with a single factor at 9 levels

EXPLANATION:

1 independent variable - 1 factor with 2 conditions : here, 2 colours: light green & red

Independent variables = 9 factors - 9 trainees

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