A Researcher Investigating the Effect of Peer Tutoring on Reading

Multiple Choice

A researcher investigating the effect of peer tutoring on reading skills studies two groups of children in remedial reading classes. One group receives peer tutoring three times a week for three months, the other group does not. At the end of the three months, the two groups are tested in reading skills. What is the dependent variable in this experiment?

A) peer tutoring versus no tutoring
B) reading skills level at the beginning of the experiment
C) reading skills level at the end of the experiment
D) the number of children in each group