Independent Events

Independent events: the occurrence of one event ​ (a)   the probability of another event

Dependent events: the occurrence of one event ​ (b)   the probability of another event (sometimes called “not independent”)

• does not affect

• does affect

Tags

CCSS.HSS.CP.A.5

If you flip a coin two times, is it independent or dependent probability?

• Independent

• Dependent

Tags

CCSS.HSS.CP.A.5

If you draw out a red marble, keep it, then draw out a blue marble, is it independent or dependent probability?

• Independent

• Dependent

Tags

CCSS.HSS.CP.A.5

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

• Independent

• Dependent

Tags

CCSS.HSS.CP.A.5

Is the event INDEPENDENT or DEPENDENT?

Amy plays card games. She picks a card at random. Then without putting the first card back, she picks a second card at random.

• Independent

• Dependent

Tags

CCSS.HSS.CP.A.5

If two events are independent, then the outcome of the first event does NOT affect the outcome of the second event.

• True

• False

Tags

CCSS.HSS.CP.A.5

To find the probability you of an INDEPENDENT event... 

• Find the probability of event #1
• Find the probability of event #2
• Add the probability of both event #1 & event #2
• Multiply the probability of both event #1 & event #2

Tags

CCSS.HSS.CP.A.2

CCSS.HSS.CP.A.4

What is the probability of drawing the angel emoji card, replacing it, and drawing the laughing emoji card?

• 1/16

• 1/64

• 9/16

• 1/32

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

CCSS.7.SP.C.8

What is the probability of spinning the spinner three times and having all three spins be greater than 5?

• 5.3%

• 12.5%

• 1.6%

• 4.8%

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

CCSS.7.SP.C.8

What is the probability of picking a blue marble, putting it back in the bag, then picking a red marble?

• 9/49

• 16/49

• 12/42

• 12/49

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

CCSS.7.SP.C.8