Dr Franz Sets Up an Experimental Study to Investigate How

Multiple Choice

Dr. Franz sets up an experimental study to investigate how self-esteem is affected by feedback from teachers. During the study, teachers of Grade 3 administer a short quiz where each child earns the same score (5 out of a possible 10 points) . All of the children are then given feedback. Half the children are told that this is a very good score whereas the rest are told that it is an average score.
-In this study,what is the independent variable?

A) the child's score on the quiz
B) the child's level of self-esteem after the quiz is returned
C) the type of feedback the child receives
D) the age of the children who take part in the study