Independent and Dependent Variables

Front

What is the definition of an independent variable?

Back

An independent variable is a variable that is manipulated or changed in an experiment to observe its effect on a dependent variable.

Front

What is the definition of a dependent variable?

Back

A dependent variable is a variable that is measured or observed in an experiment, which is affected by changes in the independent variable.

Front

In the equation d = 10s, identify the independent and dependent variables.

Back

Independent variable: s (number of socks sold); Dependent variable: d (dollars earned from socks sold).

Front

In the context of a bakery, if Justin bakes cookies every three hours, what is the independent variable?

Back

The independent variable is h (hours), as it is the variable that is controlled or changed.

Front

If Savannah pays $5 per month for a subscription, what is the total cost after 4 months?

Back

The total cost after 4 months is $20.

Front

What is the relationship between independent and dependent variables?

Back

The independent variable influences or determines the value of the dependent variable.

Front

How can you identify the independent variable in a word problem?

Back

Look for the variable that is being changed or controlled, often related to the cause in a cause-and-effect relationship.

Front

How can you identify the dependent variable in a word problem?

Back

Look for the variable that is being measured or observed, often related to the effect in a cause-and-effect relationship.

Front

What is an example of an independent variable in a real-world scenario?

Back

An example of an independent variable is the amount of sunlight a plant receives, which can affect its growth.

Front

What is an example of a dependent variable in a real-world scenario?

Back

An example of a dependent variable is the height of a plant, which can change based on the amount of sunlight it receives.