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 plotted on a graph?

Back

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

Front

In the context of a batting cage, what is the independent variable when considering the total cost based on the number of tokens purchased?

Back

The independent variable is the number of tokens.

Front

What does an open dot represent when graphing inequalities?

Back

An open dot represents that the value is not included in the solution set, used with < or > symbols.

Front

In a sales scenario, what is the independent variable when considering the number of cookies sold and the total amount collected?

Back

The independent variable is the number of cookies sold.

Front

If y represents money earned and x represents A's on a report card, which is the dependent variable?

Back

The dependent variable is y = money earned.

Front

What is the relationship between independent and dependent variables?

Back

The independent variable is manipulated to observe its effect on the dependent variable.

Front

How can you identify the independent variable in a table of values?

Back

The independent variable is usually the input or cause, often found in the first column.

Front

What is the purpose of identifying independent and dependent variables in an experiment?

Back

Identifying these variables helps to understand the cause-and-effect relationship being studied.