Independent and Dependent Practice

Sarah is bringing treats to her elementary school class on her birthday. The number of treats she brings in is based on the number of students in her class.

t = the number of treats

s = the number of students

Which of the variables is INDEPENDENT?

• s

• t

Which of the following is the label for the independent variable.

• Money Collected

• Raising Money

• Boxes Sold

• None of the above

Which of the following equations match the table.

• x = 2y

• y = 2x

• y = x + 5

• x = y

Which label best describes the independent quantities shown in the table?

• Number of tickets (t)

• Cost (c)

The outcome of one event does not affect the outcome of the other event.

• independent event

• dependent event

The outcome of one event does affect the outcome of the other event.

• independent event

• dependent event

Four coins are tossed.

• Independent

• Dependent

There are 2 red, 6 white, and 2 black socks in a box. You choose a sock, put it on, then choose another sock.

• Independent

• Dependent

A CD rack has 8 classical CDs, 5 pop CDs, and 3 rock CDs. Two are chosen without replacement.

• Independent

• Dependent

Spinning a spinner to get a number greater than 5 on a spinner 1 to 8 and tossing a tail on a coin.

• Independent

• Dependent