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Earn +20 ptsQ: Who invented variables?
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Who invented variables in math?
A 19TH century pioneer woman named Mary Somerville invented Variables. She was a Scientist and a mathematician.
Who invented linear equations in two variables?
william roman
What is the differecnce between independent variables and dependent variables?
Every time the independent variables change, the dependent variables change.Dependent variables cannot change if the independent variables didn't change.
What are controlled independent and dependent variables?
control variables: the things that are not changing.Independent variables: the things that you change.Dependent variables: the things that are changed due to the independent variable
Why do you use dummy variables?
to quantify the qualitative variables.
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