When there is not enough information available from previous research to support a theory or to provide convincing evidence of a relationship then current researchers must realize that their study cannot:
A) make predictions or manipulate variables
B) rely on the literature review to define their problem
C) apply their findings to clinical situations
D) find a large enough sample to yield sufficient data
Question 2
Which test is used to evaluate model improvement for added predictors in hierarchical logistic regression?
a. The likelihood ratio test
b. The Wald test
c. The logit step test
d. The standardized residuals test
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