Dependent and Independent Variables

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, responding to changes in the independent variable.

Front

On which axis is the independent variable typically plotted on a graph?

Back

The independent variable is typically plotted on the x-axis.

Front

On which axis is the dependent variable typically plotted on a graph?

Back

The dependent variable is typically plotted on the y-axis.

Front

In the equation y = mx + b, what does y represent?

Back

y represents the dependent variable.

Front

In the equation y = mx + b, what does x represent?

Back

x represents the independent variable.

Front

What does it mean to graph an inequality with an open dot?

Back

An open dot indicates that the value is not included in the solution set, used for inequalities with < or >.

Front

What does it mean to graph an inequality with a closed dot?

Back

A closed dot indicates that the value is included in the solution set, used for inequalities with ≤ or ≥.

Front

If a bubble machine produces 12 bubbles in one minute, what is the dependent variable?

Back

The dependent variable is the number of bubbles produced.

Front

If the number of A's on a report card determines the money earned, what is the independent variable?

Back

The independent variable is the number of A's on the report card.