Research participants are randomly assigned to one of three groups. One group listens to a list of words, another group reads a
list of words printed on paper, and the remaining group hears and reads the words. The researcher then tests the participants’ memories to see how many words the members of each group can recall. The modality in which the words are presented (i.e., auditory, visual, or both) is which type of variable?
Independent variable: The variable that is being changed or manipulated in an experiment. The changes or alteration in the independent variables can lead to changes in the dependent variable.
It is only the researcher or the experimenter, who can make changes in the independent variables throughout the study.
There are three types of variables that can be used in an experiment:
