In one study, half of the rats are given one food pellet each time they correctly run a maze, and the other half of the rats are given two food pellets each time they correctly run a maze. The researchers record the average amount of time it takes the rats to run the maze. In this study, the number of food pellets represents the __________ variable.

Question

Quizplus · Accepted Answer

The number of food pellets is the independent variable because it is the variable that the researchers manipulate to observe its effect on the dependent variable, which is the time it takes for the rats to run the maze.

In One Study, Half of the Rats Are Given One