In an experiment,a researcher manipulates one variable to see how it affects a second variable.The second variable,which is observed for any possible effects,is called the __________.
A)dependent variable
B)control variable
C)independent variable
D)hypothetical variable

Question

Quizplus · Accepted Answer

The dependent variable is the variable that is being observed for any possible effects from the manipulation of the independent variable. The independent variable is the variable that is being manipulated in the experiment. Control variables are held constant throughout the experiment to prevent any outside factors from influencing the results. Hypothetical variables are variables that have not yet been established or proven to exist.

In an Experiment,a Researcher Manipulates One Variable to See How