Compound Probability

Front

compound probability

Back

the probability of 2 or more events

Front

"replace"

Back

to put it back

Front

What is the probability of choosing a red marble?

Back

9 out of 20

Front

What is the probability of choosing a red marble, replacing it, and then choosing a blue marble? *hint: "and" means to multiply*

Back

3 out of 50

Front

What is the probability of choosing a red marble, keeping it, and then choosing a blue marble?

Back

3 out of 45

Front

For independent probabilities, the total_________.

Back

stays the same

Front

For dependent probability, the total________.

Back

decreases by 1

Front

Is the probability of flipping the coin and rolling the die independent or dependent?

Back

independent, rolling a number on the die does not depend on the result from flipping the coin

Front

What is the probability of the coin landing on heads when flipped, and the die landing on six when rolled?

Back

1 out of 12

Front

What is the probability of choosing a blue marble twice in a row, without replacing the first one?

Back

1 out of 45