In analytical health research there are generally two types of variables. Independent variables are what we expect will influence dependent variables. A confounding variable in the example of car exhaust and asthma would be differential . In a research study , independent variables are antecedent conditions that are.
Dependent (Outcome) Variable -That factor which is observed and measured to. IVs and DVs do not feature in correlation studies , as correlation studies look for a.
Research Methods: MCQ Revision Test for AQA A Level Psychology. This animation describes the difference between independent variables and dependent variables as they. When conducting research , experimenters often manipulate variables.
Jan Researchers frequently use the terms independent variable and dependent variable when describing variables studied in their research. Shows the relationship between the independent and dependent variable. A typical study has an independent variable and a dependent variable. In our example , for instance, the growth rate of the plants might be one.