6. Use the following information to answer items a - g. A psychologist is conducting a study on the
effects of different intervention strategies on perfectionism in a sample of high school students. For
this study, participants were divided into two groups: Cognitive-Behavioral Therapy and Mindfulness
Training. After four weeks, the perfectionism levels of all participants were measured using a
standardized perfectionism scale. The mean perfectionism level and standard error for each group
were calculated and visualized in the following graph:
Version B
Perfectionism Levels After Intervention
I
10
Mean Perfectionism Level
H
0
CBT
Mindfulness Training
Intervention Group
a. What is the independent variable?
b. Is this a quasi or true independent variable?
c. What are the levels of the independent variable?
d. What is the level of measurement of the independent variable?
e. What is the dependent variable?
f. What is the level of measurement of the dependent variable?
g. Based on the graph, is there a significant difference between groups?
4