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Nov 21, 2023 · An extraneous variable is any variable present within the experiment that might make the relationship between the independent and dependent variables weaker than initially predicted or observed.
Oct 21, 2022 · If these variables consistently differ between groups, you cannot be sure whether your results are due to the manipulation of the independent variable or to the extraneous variables. Controlling extraneous variables is a crucial component of experimental design. When an extraneous variable is controlled, it becomes a control variable.
Sep 6, 2016 · An extraneous variable is anything in a psychology experiment other than the independent and dependent variables. The variables can present challenges and introduce errors, so it is important for experiments to control these extraneous factors. Researchers
Jul 13, 2017 · Extraneous variable: This is a variable which is either assumed or excluded from the . investigation but has to be controlled because it i nterferes with the relationship between the .
Dec 3, 2019 · Extraneous variable How to control; Phone use and sleep: Natural variation in sleep patterns among individuals.: Control statistically: measure the average difference between sleep with phone use and sleep without phone use rather than the average amount of sleep per treatment group.
Mar 22, 2021 · Extraneous variables are unwanted factors in a study that, if not accounted for, could negatively affect (i.e. confound) the data subsequently collected.. Such factors potentially prevent researchers from finding a direct causal effect between the manipulated independent variables (IVs) and measured dependent variables (DVs) set out in an investigation.
Mar 15, 2023 · Extraneous Variables in Psychology . Independent and dependent variables are not the only variables present in many experiments. In some cases, extraneous variables may also play a role. This type of variable is one that may have an impact on the relationship between the independent and dependent variables.
