A Researcher Investigating the Effect of Peer Tutoring on Reading

question 75

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

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Definitions:

Intercepts

Points where a graph intersects the axes; the x-intercept is where the graph crosses the x-axis, and the y-intercept is where it crosses the y-axis.

Parabola

A specific type of curve on a graph, represented by a quadratic function, characterized by its symmetric shape which can open upwards or downwards.

Graph

A visual representation of data or mathematical functions typically consisting of points on a coordinate plane.

Standard Form

A way of writing numbers, particularly very large or very small numbers, using powers of ten; also refers to a canonical form of equations in mathematics.