Flashcard - Lesson 4.10

Front

What is an independent variable?

Back

An independent variable is a variable that represents the input or cause in an experiment or equation. It is the variable that is changed or controlled to test its effects on the dependent variable.

Front

What is a dependent variable?

Back

A dependent variable is a variable that represents the output or effect in an experiment or equation. It is the variable that is measured or observed in response to changes in the independent variable.

Front

In the equation m = 8p, what does m represent?

Back

m represents the money earned in dollars for delivering pizzas.

Front

In the equation m = 5a, what does a represent?

Back

a represents the number of A's received on a report card.

Front

If the number of students in a class increases, what happens to the number of treats brought by Grace?

Back

The number of treats brought by Grace increases, as it is dependent on the number of students.

Front

If Kaden completes more papers, what happens to the number of stickers he earns?

Back

The number of stickers he earns increases, as it is dependent on the number of papers completed.

Front

What is the relationship between independent and dependent variables?

Back

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

Front

In the context of Sophie bringing treats, which variable is independent: number of treats or number of students?

Back

The number of students is the independent variable.

Front

In the context of Jimmy delivering pizzas, which variable is dependent: money earned or number of pizzas delivered?

Back

Money earned is the dependent variable.

Front

What does the term 'variable' mean in mathematics?

Back

A variable is a symbol used to represent an unknown value or a value that can change.