QUIZ - PROBABILITY OF DEPENDENT AND INDEPENDENT EVENTS

Decide whether each event is independent or dependent.

Mary chooses a game piece from a board game, and then Jason chooses a game piece from the three remaining pieces.

• Independent

• Dependent

What is the probability of drawing a King from a deck of cards, putting it back in the deck, shuffling the deck, and then drawing a Jack?

• Dependent

• Independent

You reviewed your Math lessons for your examination and then got 85 as a grade in the examination.

• Dependent

• Independent

Marie downloads a song from an online service. A few minutes later, a customer in another city searches for a song on the same site.

• Dependent events

• Independent events

• Dependent clauses

• Independent clauses

You are playing a card game and draw a heart card, then draw a spade card without replacement. What type of probability is this?

• Dependent

• Independent

After drawing a red marble from a bag, you draw a blue marble without replacement. What type of probability is this?

• Dependent

• Independent

If you flip a coin then roll a number cube, is it independent or dependent probability?

• Independent

• Dependent

Independent probability happens when the probability of the first event does not affect the probability of the second event.

• True

• False

Dependent probability happens when the first item is not replaced, causing the total outcomes to decrease by 1.

• true

• false

A box contains 3 red marbles, 6 blue marbles and 1 white marble. The marbles are selected 1 at a time and not replaced. Find P(blue and red)