Probability Mutually Exclusive Addition Rule

The probability of a New York teenager owning a skateboard is 0.37, of owning a bicycle is 0.81 and of owning both is 0.36. If a New York teenager is chosen at random, what is the probability that the teenager owns a skateboard or a bicycle?

• 1.18

• 0.7

• 0.82

• None of the above

If a student is chosen at random, find the probability of getting someone who is a man or a non-smoker. Round your answer to three decimal places.

• 0.921

• 0.945

• 0.941

• 0.860

Decide if the events A and B are mutually exclusive or not mutually exclusive.

A die is rolled.

A: The result is an odd number.

B: The result is an even number.

• mutually exclusive

• not mutually exclusive

Decide if the events A and B are mutually exclusive or not mutually exclusive.

A card is drawn from a standard deck of 52 playing cards.

A: The result is a club.

B: The result is a king.

• mutually exclusive

• not mutually exclusive

Decide if the events A and B are mutually exclusive or not mutually exclusive.

A card is drawn from a standard deck of 52 playing cards.

The result is a 7.

The result is a jack.

• mutually exclusive

• not mutually exclusive

If a student is chosen at random, find the probability of getting someone who is a regular or heavy smoker. Round your answer to three decimal places.

• 0.221

• 0.662

• 0.193

• 0.128

• No.

• Yes.

• Maybe.

• I dont know.

Decide if the events A and B are mutually exclusive or not mutually exclusive. A date in Philadelphia is selected. A: It rains that day. B: It snows that day.

• mutually exclusive

• not mutually exclusive

If events A and B are mutually exclusive, what is P(A and B)?

• 0.50

• 0

• 1

• 0.75

Answer explanation

If events are mutually exclusive, they cannot happen at the same time. The probability would be 0

If you are picking a card randomly from a deck of cards, the events of picking a jack and picking a heart are ...

• Mutually Exclusive

• Not Mutually Exclusive