A controlled experiment is an experiment in which the experimenter manipulates one variable (the independent variable) and observes the effects of that manipulation on another variable (the dependent variable).
The experimenter also controls for all other variables that could potentially affect the dependent variable, so that the results of the experiment can be attributed solely to the manipulation of the independent variable.
Controlled experiments are the gold standard for scientific research, as they provide the most reliable way to test hypotheses and generate new knowledge.
The researchers conducted a control experiment to make sure that the results of their study were not due to chance.
Noun:
Control experiment: An experiment that is conducted under the same conditions as the experimental group, but without the independent variable being manipulated.
Adjective:
Control experimental: Relating to a control experiment.
Verb:
To control experiment: To conduct a control experiment.
The word "control experiment" is made up of two parts:
Control: This comes from the Latin word "controllare", which means "to check" or "to restrain".
Experiment: This comes from the Latin word "experimentum", which means "trial" or "experience".
What is a controlled experiment?
Question:
What is the concept of control in scientific experiments, and why is it important to include a control group?
Answer:
Control in scientific experiments refers to the standard against which experimental results are compared. It is essential to include a control group because it allows researchers to isolate and assess the specific effects of the independent variable, eliminating confounding factors. By comparing the control group to the experimental group, researchers can determine if the observed changes are due to the manipulated variable or other external influences, ensuring the validity and reliability of the experiment's conclusions.