To reduce or eliminate the influence of environmental variables on study results, the researcher may
a. completely describe all environmental settings encountered in the study.
b. discuss these variables in the study results.
c. use a research unit in a hospital or laboratory.
d. use a qualitative study design to conduct the study.
Question 2
Which is true about a dependent variable in a research study? It is
a. manipulated by the researcher to test the research hypothesis.
b. the cause of changes in other variables in a research study.
c. the experimental variable in a research study.
d. the outcome the researcher wishes to predict.