Independent Events Probability Station

Which of the following events are independent given P(A), P(B), and P(A and B)?

• A
• B
• C
• D

• P(A)=0.25, P(B)=0.15, P(A and B)=0.0375
• P(A)=0.08, P(B)=0.5, P(A and B)=0.02
• P(A)=0.2, P(B)=0.125, P(A and B)=0.26
• P(A)=0.18, P(B)=0.45, P(A and B)=0.8

Choose correct response(s).

• A and B
• B and C
• C and D
• A and C

• 3/6 x 1/6 = 1/12
• 3/6 + 1/6 = 4/6
• 3/6 divided by 1/6 = 3
• 3/6 - 1/6 = 2/6

Tags

CCSS.4.NF.B.4A

CCSS.4.NF.B.4B

• 13/52 + 12/52 - 3/52
• 3/52 + 12/52 - 13/52
• 3/52 + 13/52 - 12/52
• 4/52 + 5/52 - 12/52

• 6/6 + 3/6 - 2/6
• 1/6 + 2/6 - 4/6
• 5/6 -3/6 + 4/6
• 1/6 + 3/6 = -1/6

Tags

CCSS.7.NS.A.1C

• 1/2 x 3/4
• 26/52 + 40/52
• 26/52 x 40/52
• 13/52 + 40/52

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

P(Football or not basketball)?

• 75/233 + 25/233 - 20/233
• 75/233 + 208/233 - 55/233
• 55/233 + 5/233 - 20/233
• 25/233 + 75/233 - 153/233

P(Freshman or boy)

• 200/808 + 396/808 - 98/808
• 210/808 + 396/808 - 102/808
• 98/808 + 412/808 - 196/808
• 200/808 + 98/808 - 472/808

There are 4 black marbles and 2 white marbles in a bag, what is the probability of choosing a black marble, not replacing it and then choosing white.

• 4/15
• 3/17
• 2/5
• 2/19

Tags

CCSS.HSS.CP.A.1

CCSS.HSS.CP.A.3

CCSS.HSS.CP.B.6

CCSS.HSS.CP.B.8