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Define Independent Variable In Psychology. In a study or an experiment the researcher looks for the possible effect on the dependent variable that might be possible by changing the independent variable. Some examples of this in psychology is testing peoples reactions actions and getting surveys on their feelings. Is an entity and hypothetical and is influenced by an independent variable and influences in turn a variable dependent. An independent variable is defines as the variable that is changed or controlled in a scientific experiment.
It represents the cause or reason for an outcome. It is the variable you control. Specifically more and event or process that is unseen inferred to occur within the organism between a stimulus event and the time of response. Next you will identify specific independent and dependent variables of interest within your topic of interest and why you selected these specific measures reliability and validity might come into play here so briefly define and describe these concepts and how they apply. Noun In statistical analysis the variable that is changed in an experiment. An independent variable is defines as the variable that is changed or controlled in a scientific experiment.
It is called independent because its value does not depend on and is not affected by the state of any other variable in the experiment.
A mathematical variable that is independent of the other variables in an expression or function and whose value determines one or more of the values of the other variables Examples of independent variable in a Sentence. For example allocating participants to either drug or placebo conditions independent variable in order to measure any changes in the intensity of. The independent variable on the other hand is the variable that the experimenter changes or controls and is assumed to have a direct effect on the dependent variable. In the most basic sense you need two variables because as a researcher you want to be able to examine if something a drug a therapy a teaching technique whatever has an effect on some participant person people animals etc. An independent variable IV is a variable that is manipulated by a researcher to investigate whether it consequently brings change in another variable. It is called independent because its value does not depend on and is not affected by the state of any other variable in the experiment.