The independent variable is what you change, and the dependent variable is what changes as a result of that. For example, in a study looking at how tutoring impacts test scores, the dependent variable would be the participants' test scores, since that is what is being measured. The two types of variables in research are the dependent and independent variable. It is the presumed effect. A dependent variable in biology is an element that is being tested. if the explanatory variable changes then it affects the response variable.. Knowing the independent variable definition and dependent variable definition is key to understanding how experiments work. ... Identify each variable for the reader and define each. Example of Dependent Variable. The dependent variable is the variable being tested and measured in an experiment, and is 'dependent' on the independent variable. Say a researcher is testing an allergy medication. Experiment example. Definition of Dependent Variable (noun) In statistical analysis, the variable being measured, which changes in response to the independent variable. If we look at the equation: Y= α+ßX A dependent variable is an effect or result, and it always depends on another factor. Dependent Variable The variable that depends on other factors that are measured. The goal of an experiment or study is to explain or predict the dependent variables caused by the independent variable. Dependent Variables . The independent variable is called the Explanatory variable (or better known as the predictor) - the variable which influences or predicts the values. We can also say that the dependent variables are the types of variables that are completely dependent on the independent variable(s). In experimental research, the independent variable is manipulated or changed by the experimenter to measure the effect of this change on the dependent variable.. This variable is dependent on other variables; hence the name! The dependent variables refer to that type of variable that measures the affect of the independent variable(s) on the test units. It relies on the independent variable, or that aspect of the experiment that the scientist has control over and changes to observe the results on the dependent variable. An example of a dependent variable is depression symptoms, which depends on the independent variable (type of therapy). A dependent variable is the measurement that changes in response to what you changed in the experiment. The independent variable is the variable that is changed on purpose to test the dependent variable, while the control variable is the thing in an experiment that is unchanged and constant. For example, in the plant growth experiment, the dependent variable would be plant growth. i.e. The outcome variable measured in each subject, which may be influenced by manipulation of the independent variable is termed the dependent variable. You are studying the impact of a new medication on the blood pressure of patients with hypertension.. To test whether the medication is … The dependent variable is the variable that is being measured or tested in an experiment. In regression the dependent variable is known as the response variable or in simpler terms the regressed variable.. The other name for the dependent variable is the Predicted variable(s). These variables are expected to change as a result of an experimental manipulation of the independent variable or variables. Independent and dependent variables in experiments. You can also think of the independent variable as the cause and the dependent variable as the effect. 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