Independent and Dependent Variable Math

Front

What is an independent variable?

Back

An independent variable is the variable that is changed or controlled in a scientific experiment to test its effects on the dependent variable.

Front

What is a dependent variable?

Back

A dependent variable is the variable that is measured and affected in an experiment, depending on the independent variable.

Front

In the equation y = mx + b, which variable is independent?

Back

x is the independent variable.

Front

In the equation y = mx + b, which variable is dependent?

Back

y is the dependent variable.

Front

What quadrant is represented by the coordinates (-, +)?

Back

Quadrant II.

Front

If the number of lawns mowed is the independent variable, what is the dependent variable in the context of money earned?

Back

The amount of money earned.

Front

Identify the independent variable: the length of a pencil and the number of times it has been sharpened.

Back

The number of times sharpened (t).

Front

Identify the dependent variable: the grade on your math test or the number of minutes spent studying.

Back

Grade on math test.

Front

What is the relationship between independent and dependent variables?

Back

The independent variable affects the dependent variable.

Front

If you increase the number of laps run, what happens to the time taken to finish the race?

Back

The time taken (dependent variable) may increase or decrease depending on the runner's speed.