Which of the following statement is true for Variables?
A. Type E variable is manipulated
B. DV is not a response variable
C. Controlled variable can be IV
D. Controlled variable is neither IV nor DV
1
A and C
2
A and D
3
B and D
4
A. C. and D
Which of the following statement is true for Variables?
A. Type E variable is manipulated
B. DV is not a response variable
C. Controlled variable can be IV
D. Controlled variable is neither IV nor DV