Multiplication and Addition Probability rules

Front

What is the probability of drawing one ace after another ace in a standard deck of 52 cards (without replacement)?

Back

1/221

Front

If you roll one die, what is the probability of getting an even number or a multiple of 3? Are the events mutually exclusive?

Back

Not mutually exclusive

Front

What is the probability that it will NOT rain today if the probability of it raining is 30%?

Back

70%

Front

What type of event is it when the spinner is spun twice and we want to find the probability that it lands on red first and then blue?

Back

Independent

Front

What is the formula for conditional probability P(A|B)?

Back

P(A|B) = P(A∩B) / P(B)

Front

Define 'Independent Events' in probability.

Back

Two events are independent if the occurrence of one does not affect the occurrence of the other.

Front

Define 'Dependent Events' in probability.

Back

Two events are dependent if the occurrence of one event affects the occurrence of the other.

Front

What is the probability of rolling a sum of 7 with two dice?

Back

6/36 or 1/6

Front

What is the formula for the addition rule of probability for two events A and B?

Back

P(A ∪ B) = P(A) + P(B) - P(A ∩ B)

Front

What is the probability of drawing a heart from a standard deck of cards?

Back

1/4