Cora is a video game designer. She believes that games played using virtual reality headsets will be perceived by students as more challenging. She proposes an experimental study to examine this belief.


Identify the independent variable in this study.

Identify the control group in this study.

Provide a valid operational definition of "challenging" in this study.

Explain how random assignment would help establish cause and effect in this study.

Explain why it would be difficult to use a double-blind procedure for this study.

Explain how social facilitation might relate to someone playing a video game