A psychologist designs an experiment to determine the effect of eye contact on children's smiling. Group 1 is exposed to 10 eye contacts during the session, but group 2 is exposed to no eye contacts during the session. The psychologist records the number of times the children in each group smile. In this study, the number of:.

eye contact is a dependent variable.

Explanation:

A dependent variable is a variable that is measured as well as tested in an experiment. It is what is being studied in an experiment. The experiment above is to show the effect of eye contact on children's smiling in an experiment. The eye contacts is what is measured and studied as a result, it is the dependent variable. The children's smiling is the independent variable.

The eye contact vary based on the children smiling. The dependent variable depend on the variation of the independent variable. The eye contact is the dependent variable which a person attempts to predict using the independent variable.

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