Independent vs Dependent Events

Front

What is the definition of independent events in probability?

Back

Independent events are two or more events where the occurrence of one event does not affect the probability of the other event occurring.

Front

What is the definition of dependent events in probability?

Back

Dependent events are two or more events where the occurrence of one event affects the probability of the other event occurring.

Front

If a card is drawn from a deck and not replaced, what type of event is drawing a second card?

Back

Dependent event.

Front

If a spinner is spun twice, what type of events are the outcomes of each spin?

Back

Independent events.

Front

What is the probability of getting tails when tossing a fair coin?

Back

1/2.

Front

What is the probability of getting tails four times in a row when tossing a fair coin?

Back

1/16.

Front

How do you calculate the probability of drawing two marbles from a bag without replacement?

Back

Multiply the probability of drawing the first marble by the probability of drawing the second marble given the first has been drawn.

Front

What is the probability of drawing a red marble and then a gray marble if the first marble is replaced?

Back

1/27.

Front

What is the probability of rolling an even number on a number cube?

Back

3/6 or 1/2.

Front

What is the probability of rolling an odd number on a number cube?

Back

3/6 or 1/2.