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An investigation that compares the result from a control group with the results of the experimental group is called what?
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∙ 14y ago
Dependable Variable or DV
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∙ 14y ago
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What is a control group?
A control group is a group in an experiment or study that does not receive the treatment under investigation. It is used as a standard of comparison to evaluate the effectiveness of the treatment being tested. The control group helps researchers determine if changes observed in the experimental group are due to the treatment itself or other factors.
Are control groups and experimental groups the same thing?
In a controlled experiment, there are two groups. The control group is a group that nothing happens to. The experimental group is the group that you subject to the variable with which you are experimenting. At the end of the experiment, you test the differences between the control group, for whom nothing happened, and the experimental group, which received the variable. The difference (or similarities) between the two groups is how your results are measured.A control group is the group used for comparison in an experiment. One group receives the treatment that is being tested by the experiment; another group (the control group) has the exact same controlled environment, but does not receive this treatment. The effectiveness of the treatment can then be established by comparison with the control group.
What is an experiment in which neither the participants nor the individuals running the experiment know if participants are in the experimental or the control group until after the results are tallied?
A double-blind experiment is one where both the participants and the researchers are unaware of who belongs to the experimental or control group until after the study is completed. This helps eliminate bias in the results by ensuring that neither the participants' nor researchers' expectations influence the outcome.
What is the difference between control and control group?
I still don't know?
The procedure designed to ensure that the experimental and control groups do not differ in any way that might affect thee experiment's results is called?
The procedure is called random assignment. It involves randomly assigning participants to either the experimental group or the control group to help ensure that any differences in the groups are due to the treatment being tested and not other factors.
What is the function of a control in a scientific investigation?
You establish a controlled variable from which you can compare your results from your experimental variables.
Why is experimental control needed in experiments?
The experimental control is what you compare your experimental data with. Without the control, you can't tell if the variable you are testing is what is causing your results.
What is the same between the experimental and control group?
The similarity between the experimental group and the control group is that in both cases, results are expected.
Why do you use a control group?
You use a control group to compare the results of the experimental group to. The control group has the "normal" results. After the experiment, you can tell if and what has changed from the control groups results
What is the difference of control group and the experimental group?
Experimental group has been exposed to the independent variable whereas the control group has not, and is often used to compare the experimental group's results against.
What is comparative data analysis and what other types of scientific investigations are there?
comparative data analysis is when you compare your data or results. there is 2 more types of scientific investigations, descriptive investigation and experimental investigation.
What in an experiment is the standard used to compare with the outcome?
The control is the standard used to compare with the experimental results.
When a variable is kept unchanged in an experiment it is said to be?
It is called the control variable. It is used to compare to your experimental results.
What is the difference between the independent variable and the experimental variable?
the independent variable is changed, and the experimental value measure. So you control the independent variable and change it to measure the results
Why is it important to control your experiment?
It's important to control your experiment so that you can be sure the results are due to the experimental variable (independent variable) and not something else.
What is the purpose of using multiple control groups in an experiments?
To help you conclude that no uncontrolled factors significantly influenced your results. To help you determine that your experimental results are valid To help control for factors that aren't being tested but might affect results
Why do you need a control group and a experimental group?
A control group is not provided any treatment, while the experimental group is the one to which a treatment is applied. The control and experimental groups are chosen to be as similar as possible, so that the observed effect (if any) can be attributed to the variable: what only the experimental group consumes, uses, or participates in.
