Independent and Dependent Variables

An _________ influences the change of the_____dependent variable.

• independent, dependent

• dependent, independent

What is the dependent variable in the statement?

The number of pages read, p and the time spent reading, t

• Dependent variable: p

• Dependent variable: t

Ms. Estrada sold chocolate chip cookies for $2.00 each. The total amount collected on Friday was $50.00. The total amount collected on Saturday was $80.00. Name the independent variable.

• 
  Total amount of money collected.

• Glasses of milk

• 
  Number of cookies sold.

Which equation matches the table?

• y = x - 5

• 
  y = x + 5

• 
  y = 5x

• y = 2x + 3

• y = x + 6

• y = 3x

• y = -3x + 4

On a graph, which axis typically shows the independent variable?

• y-axis

• 
  neither

• x-axis

What is the dependent variable in the statement?

The number of minutes spent talking on the phone, m, and the amount of a cell phone bill, a?

• Dependent variable: m

• Dependent variable: a

Will practices at a batting cage. The table shows the total cost based on the number of tokens purchased. Which of the following is the independent variable in this situation?

• 
  $7.00

• total cost

• number of tokens

• 
  adding 2 to the number of shots

• multiplying the number of shots by 3

• dividing the number of shots by 3

• adding 1 to the number of shots

Tags

CCSS.HSF-LE.A.1B

In a study to determine whether how long a student sleeps affects test scores, the independent variable is _________________________________.

• the amount of sleep

• the test scores