Identifying Independent and Dependent Events

Suppose a dice is thrown twice. The second throw of the dice is not affected by the first throw.

• Independent events

• Dependent events

Suppose you toss a coin and throw a dice. The number that you throw on the dice is not dependent on whether you get heads or tails on the coin.

• Independent events

• Dependent events

If you randomly select a card from a pack of playing cards, replace it then randomly select a second card.

• Independent events

• Dependent events

A bag contains eight red marbles and four blue marbles. You randomly pick a marble and then pick a second marble without returning the marbles to the bag. The first marble is red and the second is blue.

• Independent events

• Dependent events

A box of chocolates contains five milk chocolates, five dark chocolates, and five white chocolates. You randomly select and eat three chocolates. The first is a milk chocolate, the second is a dark chocolate and the third is a white chocolate.

• Independent events

• Dependent events

A cooler contains 10 bottles of sports drinks: 4 lemon - lime flavoured, 3 orange flavoured, and 3 fruit - punch flavoured. Three times, you randomly grab a bottle, return the bottle to the cooler and mix it up again. The first time you get a lemon - lime drink, both second and third you get a fruit - punch drink.

• Independent events

• Dependent events

Tossing a coin and taking a card from a pack of playing cards.

• Indepenedent events

• Dependents events

Throwing a dice and spinning a spinner.

• Independent events

• Dependent events

Taking a card and spinning a spinner.

• Independent events

• Dependent events

Getting 7 on the spin of a spinner, and then getting 3 when it is spun a second time.

• Independent events

• Dependent events