conditional probability

What is the probability that the person picked will be a boy given they speak german?

• 8/11

• 2/11

• 2/5

• 2/3

What statement does the shaded region represent

• A or B
• Not A
• A and B
• Not B

Tags

CCSS.HSS.CP.A.1

How many senior boys play football and wrestle?

• 9
• 12
• 18
• 39

Tags

CCSS.5.G.A.2

What is P(Foreign language | Sport)?

• 14/27
• 7/12
• 23/47
• 37/47

Tags

CCSS.HSS.CP.A.3

CCSS.HSS.CP.A.4

CCSS.HSS.CP.B.6

What is the probability that the person picked speaks German given they are a girl?

• 1/10

• 6/15

• 3/11

• 11/50

What is the probability that a female is chosen given they like a Toyota?

• .525

• .4627

• .6774

• .3143

What is the probability that a person speaks French given they are a girl?

• 1/25

• 1/10

• 2/5

• 7/25

In a school the probability that a student takes Technology and Spanish is 0.087. The probability that a student takes technology is 0.68. What is the probability that a student takes Spanish given that the student is taking Technology?

• 7.8%

• 12.8%

• 5.9%

• Not enough information

Tags

CCSS.HSS.CP.B.6

What is the formula/set up for conditional probability, P(A∣B)?

• P(A∩B) / P(B)

• P(A∩B)/ P(A)

Tags

CCSS.HSS.CP.A.3

CCSS.HSS.CP.A.5

Mary is a good student. The probability that she studies and passes her test is 3/5. If the probability that she studies is 8/9. What is the probability that she passes given that she studies?

• 27/40

• 3/40

• 5/45

• 9/17