A dependent and independent variable would be used in which type of study?
a. Case study
b. Causal
c. Homogenous
d. Replication
ANS: B
The independent variable in a study is expected to be the cause, and the dependent variable is expected to reflect the effect of the independent variable.
The number of subjects in a case study is very small, but the number of variables can be quite large.
Homogenous implies that all is the same—therefore no variables because nothing varies.
Replicated studies may have many variables, determined by what was done in the original study.
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