Examlex
The securing and supporting requirements for liquidtight flexible metal conduit (Type LFMC) are the same as which of the following?
Extraneous Variable
A variable that is not of interest in a study but may affect the outcome of the experiment if not controlled.
Control Group
In research, a control group is a group of subjects not exposed to the experimental treatment, used as a benchmark to measure the effect of the treatment.
Independent Variable
A variable that is manipulated in an experiment to see its effect on a dependent variable.
Observational Group
A group in a study that is exposed to the variable under investigation for observational purposes without receiving the experimental treatment.
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