Probability

Is the event independent or dependent?

A bag contains 5 striped cubes, 3 dotted cubes, 4 white cubes and 3 red cubes. What is the probability of drawing a red cube, replacing it, and then drawing a white cube?

• independent

• dependent

Is the event independent or dependent?

Your pocket contains 3 pennies, 2 nickels, 1 quarter and 4 dimes. What is the probability of randomly choosing a dime, replacing it, and then drawing a penny?

• independent

• dependent

Is the event independent or dependent?

German has a bag of Skittles™. Inside the bag are 6 red, 4 orange, 7 yellow, 3 purple and 4 green Skittles™. What is the probability of drawing a green Skittle™, replacing it, and then drawing another green Skittle™?

• independent

• dependent

Is the event independent or dependent?

Kenzi has a fun-size bag of SweetTarts™. Inside the bag are 4 pink, 1 blue, 2 yellow, 3 purple and 2 green SweetTarts™. What is the probability of drawing a yellow SweetTart™ three times in a row if each SweetTart™ selected is eaten before the next SweetTart™ is drawn?

• dependent

• independent

Is the event independent or dependent?

A basket contains 4 green marbles and 8 blue marbles. A marble is drawn without replacement. Then another marble is drawn. What is the probability that both marbles will be green?

• independent

• dependent

Is the event independent or dependent?

Zach has the spinner pictured here and a bag of marbles filled with 2 red marbles, 3 green marbles, and 3 blue marbles. What is the probability that Zach spins red on the spinner and picks a red marble out of the bag?

• independent

• dependent

Is the event independent or dependent?

Katana plays card games. She picks a card at random. Then without putting the first card back, she picks a second card at random.

• independent

• dependent

Is the event independent or dependent?

Katana plays card games. She picks a card at random. Then without putting the first card back, she picks a second card at random.

• independent

• dependent

Is the event independent or dependent?

A marble bag contains 3 red marbles, 4 gray marbles, 6 white marbles, and 5 black marbles. What is the probability of randomly drawing a red marble and then a gray marble if the first marble is replaced?

• dependent

• independent

Is the event independent or dependent?

Given a standard deck of 52 playing cards, what is the probability of randomly drawing a 2 and then a 3 if the first card is not replaced?

• dependent

• independent