In an experiment, the causal hypothesis
A) cannot be confirmed or disconfirmed.
B) is accepted before the null hypothesis is rejected.
C) is accepted only if the null hypothesis is accepted.
D) can be accepted only if the null hypothesis is rejected.
Question 2
The same problem statement can be combined with different operational definitions
A) only at the experimental level of constraint.
B) during the data analysis phase of research.
C) to generate different research hypotheses.
D) in order to eliminate faulty operational definitions.