Deandre is a new teacher at a local elementary school. He decides to conduct a brief study testing the fifth graders' knowledge of science at the beginning of the school year and at the end of the school year. He will randomly assign students to either a "hands-on" science group that does experiments with each lesson plan or to a "video" science group that assigns videos and online tutorials in support of the science lesson plans. Based on this information which of the following would be considered the independent variable (IV)?

Question

Quizplus · Accepted Answer

The independent variable (IV) is the variable that is manipulated or changed in an experiment to see if it has an effect on the dependent variable. In this case, the type of science group (hands-on or video) is the variable that Deandre is changing to observe its effect on the students' science knowledge, making it the independent variable.

Deandre Is a New Teacher at a Local Elementary School