Independent Variable - What you are changing in your investigation, Dependent Variable - What you are measuring in an investigation , Control Variable - What you keep the same in the investigation, Catergoric variable - Words (descriptive) NOT numbers , Discrete Variable - Numerical, whole numbers, Continuous Variable - Numerical, any value, X axis (along the corridor) - Independent variable, Y axis (up the stairs) - Dependent variable, Directly Proportional - Increases by the same amount each time,

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