Pre-AP Biology: Scientific Method - IV, DV, Control Group, Experimental Group, Constants

experimental group

a group of subjects that are exposed to the variable of a control experiment

independent variable

factor in an experiment that a scientist purposely changes; also known as a responding variable

dependent variable

factor in an experiment that a scientist wants to observe, which may change because of the manipulated variable; also know as a responding variable

constants

the factors that the experimenter attempts to keep the same

control group

the group that serves as the standard of comparison