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What variable is changed based on another variable?
A dependent variable is a variable whose value will change depending on the value of another variable, called the independent variable. In a scientific experiment, it is the variable being tested, and therefore, it is called the dependent variable.
When a variable is dependent it changes in response to changes in other variables?
The independent (or manipulated) variable is something that the experimenter purposely changes or varies over the course of the investigation. The dependent (or responding) variable is the one that is observed and likely changes in response to the independent variable.
When to use control variable and dependent variable?
It’s important for a scientist to try to hold all the variables constant except for the independent variable. If a control variable changes during the experiment, it may invalidate the correlation between the dependent and independent variables. Whenever it is possible, control variables should be identified, measured, and recorded.
What is a control variable in an experiment?
A control variable is any factor that is controlled or held constant during an experiment. For this reason, it’s also known as a controlled variable or a constant variable. A single experiment may contain many control variables. Unlike the independent and dependent variables, control variables aren’t a part of the experiment,
How to think of independent and dependent variables?
Ans: An easy way to think of independent and dependent variables is, while conducting the experiment, the independent variable is always the one that we change, and the dependent variable is that which changes because of that. Also, we can think of the independent variable as the cause and the dependent variable as the effect.
Which is the dependent variable in an experiment?
A dependent variable is the one which we can test in a scientific experiment, in order to get its values. The dependent variable is obviously ‘dependent’ on the independent variable. Hence as the experimenter changes the independent variable, we can now observe and record the change in the dependent variable.