In a well-designed experiment,the researcher should be able to say that the independent variable is the cause of the change in the dependent variable.

Question

Quizplus · Accepted Answer

A well-designed experiment should involve manipulating only one variable, the independent variable, while keeping all other variables constant. If the researcher observes a change in the dependent variable that is consistently associated with changes in the independent variable, then they can conclude that the independent variable caused the change in the dependent variable.

In a Well-Designed Experiment,the Researcher Should Be Able to Say