Control group, the standard to which comparisons are made in an experiment. Many experiments are designed to include a control group and one or more experimental groups; in fact, some …

Sep 7, 2024 · A control group in a scientific experiment is a group separated from the rest of the experiment, where the independent variable being tested cannot influence the results.

Dec 19, 2025 · Control groups help researchers see if the independent variable made any difference. There are many types of control groups, like placebo and positive control groups. In …

Feb 28, 2023 · The control group is the set of subjects that does not receive the treatment in a study. In other words, it is the group where the independent variable is held constant. This is …

Jul 3, 2020 · In a scientific study, a control group is used to establish causality by isolating the effect of an independent variable. Here, researchers change the independent variable in the …

What are control groups in research? A control group is typically thought of as the baseline in an experiment. In an experiment, clinical trial, or other sort of controlled study, there are at least …

A control group is an untreated research sample against which all other groups or samples in the research is compared.