One approach to reducing selection bias is to
A)include a control group.
B)match the experimental and control groups.
C)include volunteers as respondents.
D)use a continuous panel.
E)none of the above.

Question

Quizplus · Accepted Answer

Matching the experimental and control groups helps to eliminate differences between groups that could influence the outcome of the study, thus reducing selection bias. Including a control group is also important in reducing selection bias, but it alone may not completely eliminate it. Using a continuous panel or including volunteers as respondents may help with other types of bias, but not selection bias specifically.

One Approach to Reducing Selection Bias Is to