October6
Recognizing Independent, Dependent, and Control Variables
A. IV=exposure to public television; DV=reading skills
B. IV=reinforcing comments; DV=work
C. IV=name tags; DV=happiness
D. IV=type of diagram; DV=memory
E. IV=behavior towards others; DV=cooperative attitude
F. IV=type of film; DV=heart rate
G. IV=herb/no herb
H. IV=classroom management program; DV=student grades
I. IV=support group participation; DV=level of compliance with treatment
J. IV=outreach programming; DV=number of students seeking contraceptive services
Correlational or Experimental Study?
1. correlational; positive
2. experimental; IV=presence of others, DV=willingness to help
3. experimental; IV=attendance policy, DV=attendance
4. correlational; positive
5. correlational; negative
6. experimental; IV=anxiety level, DV=test performance
7. experimental; IV=amount of food deprivation, DV=how hard the animal works
Correlations: Positive or Negative?
1. Positive
2. Negative
3. Positive
4. Negative
5. Positive
6. Positive
7. Negative
8. Positive
9. Negative
10. Positive
11. Negative