Experimental and non-experimental research

The researcher manipulates or varies the outcome variable

The researcher keeps everything constant except for the outcome variable

The researcher controls all aspects of the study (correct)

The researcher allows the predictor variables to vary naturally

To manipulate the predictor variables

To vary the outcome variable naturally

To eliminate the possibility of any causal effects on the outcomes

To ensure that there are no systematic differences between groups (correct)

Randomisation is not effective

The predictor variables cannot be manipulated

The researcher has limited control over the study

There are too many potential factors that can influence the outcome (correct)

<p>Case studies</p> Signup and view all the answers

<p>Quasi-experimental research controls the predictors (IVs), while case studies do not.</p> Signup and view all the answers

<p>Because it lacks control over variables.</p> Signup and view all the answers

<p>Case studies allow for in-depth analysis of specific factors.</p> Signup and view all the answers