Robinson Manipulates Two Variables in His Experimental Investigation of Test-Taking

Robinson manipulates two variables in his experimental investigation of test-taking performance: the number of participants seated in the room and the room temperature.He finds that regardless of the temperature in the room,participants do better on the test when the room is less crowded.Which statement about this study is true?

A) There are two independent variables in this study.
B) There is one independent variable in this study.
C) There are two dependent variables in this study.
D) There are two dependent and two independent variables in this study.

Correct Answer:

Verified

Unlock this answer now
Get Access to more Verified Answers free of charge

Access For Free