Independent and Dependent Events

A bag contains some red-colored and some blue-colored marbles. First a red-colored marble is drawn and then, without replacing the first marble, a blue-colored marble is drawn. Are the two events dependent or independent?

• Independent
• Dependent

Tags

CCSS.HSS.CP.A.5

There are 6 red marbles, 5 green marbles, and 4 yellow marbles in a bag. If Joe picks 2 marbles one after the other without replacement, then what is the probability that both are red in color?

• 2/5
• 1/21
• 4/25
• 1/7

Two fair coins are tossed. What is the probability of getting at most one head? (Hint: Create a sample space)

• 1/2
• 3/4
• 1/4
• 1

Two cards are drawn from a deck of 52 cards. What is the probability that the first card drawn is a king and the second card drawn is a heart, given that the first card is replaced?

• 2/52
• 1
• 13/52
• 1/52

A box contains all the letters of the word U N D E R S T A N D. What is the probability of selecting an 'N' first and a 'D' next, if the first letter is replaced?

• 3/50
• 1/25
• 1/10
• 2/5

You want to roll the die and get an even number. Then you want to spin the spinner and get an odd number. Are these independent or dependent compound events?

• independent

• dependent

Tags

CCSS.HSS.CP.A.5

You want to draw a heart and then draw another heart.

You draw the first card, look at it, put it back in the deck and draw another card. Are these independent or dependent compound events?

• dependent

• independent

Tags

CCSS.HSS.CP.A.5

What is the probability of choosing a red card, keeping it out and choosing another red card?

• 1/17

• 1/16

• 1/4

• 1/2

You have these number tiles in a bag. What is the probability of drawing a 0, putting it back in the bag and drawing a 0 again?

• 1/10

• 1/20

• 1/5

• 1/100

What is the probability of choosing a red marble from this bag, keeping it out, then choosing another red marble?

• 10/21

• 5/7

• 25/49

• 20/42