Independent and Dependent Events Probability

Front

What are independent events in probability?

Back

Independent events are events where the outcome of one event does not affect the outcome of another event.

Front

What are dependent events in probability?

Back

Dependent events are events where the outcome of one event affects the outcome of another event.

Front

If a marble is drawn and replaced, are the events independent or dependent?

Back

Independent.

Front

If a marble is drawn and not replaced, are the events independent or dependent?

Back

Dependent.

Front

What is the probability of drawing a purple pencil from a basket containing 5 purple and 9 brown pencils?

Back

5/14.

Front

What is the probability of drawing two purple pencils without replacement from a basket of 5 purple and 9 brown pencils?

Back

10/91.

Front

What is the probability of drawing a white rose first and a red rose next from a tray of 5 red, 3 yellow, and 8 white roses without replacement?

Back

1/6.

Front

What is the probability of drawing two red marbles from a bag containing 6 red, 5 green, and 4 yellow marbles without replacement?

Back

1/7.

Front

How do you calculate the probability of dependent events?

Back

Multiply the probability of the first event by the probability of the second event given that the first event has occurred.

Front

How do you calculate the probability of independent events?

Back

Multiply the probability of the first event by the probability of the second event.