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You only change one variable in an investigation because if you change more than one you won't know which change affected the data.
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∙ 14y ago
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What is a testable variable?
A testable variable is what you test several times for a scientific investigation or medical investigation.
An experiment in which only one variable the manipulated variable is changed at a time is called?
Controlled
What is the diffrence between dependent variable and independent variable?
the dependent variable changes with the independent variable. the independent variable only changes when changed by the experimenter. Time is usually an independent variable.
In a experiment only one variable is changed at a time while all the other variables are kept unchanged?
Control Variable is the answer
What is the variable that is changed?
The manipulative variable.
Which variable changes in the investigation depicted in the drawing?
In the investigation depicted in the drawing, the independent variable is changed. The independent variable is the factor that is manipulated or changed by the experimenter to observe its effect on the dependent variable.
Which variable in an investigation is the variable that is deliberately manipulated?
The manipulated variable in an investigation is called the independent variable. It is the variable that is intentionally changed or controlled by the researcher to observe its effect on the dependent variable.
What is the one factor that is changed our tested by the person doing the investigation?
The independent variable is the factor that is changed or tested by the person doing the investigation. It is the variable that is manipulated to observe its effect on the dependent variable.
What variable gets changed during an investigation?
Dependent variables
How many variables are changed in an investigation?
Only one variable at a time . after one time has passed you can use more ..
What is the only variable that should be changed to test?
Independent variable
Which variable will you change in your investigation?
I will change the independent variable in my investigation. This variable is the one I manipulate or control to observe its effect on the dependent variable.
What variable is the only variable that is purposely changed to test the hypothesis?
The independent variable is the only variable purposely changed during an experiment to test the hypothesis. It is manipulated by the researcher to observe the effects on the dependent variable.
What is a testable variable?
A testable variable is what you test several times for a scientific investigation or medical investigation.
What variable is the only one that purposely changed to test a hypothesis in an experiment?
Independent variable : )
An experiment in which only one variable the manipulated variable is changed at a time is called?
Controlled
The single factor that is changed in an experiment is the?
Independent variable. It is the variable that is deliberately manipulated or changed by the researcher in order to observe its effect on the dependent variable.
