Conditional Probability Venn Diagrams

What is P(Foreign language | Sport)? (Remember to reduce the fraction!)

• 14/27

• 7/12

• 23/47

• 37/47

What proportion of senior boys play football or wrestle?

• 9/143

• 12/143

• 18/143

• 39/143

How many senior boys play football but do not wrestle?

• 9

• 12

• 18

• 104

How many senior boys play neither sport?

• 9

• 104

• 30

• 39

What is P(not B | A or C)?

• 3/7

• 4/9

• 13/21

• 8/21

If you know Izzy does a sport what is the probability she als does a foreign Language?

• 14/27

• 7/12

• 23/47

• 37/47

Tags

Venn Probability Hard

What is P(not B | not A)?

• 2/9

• 1/2

• 13/18

• 9/13

What is the probability Simeon does not do sport if you know he does do a foreign language?

• 23/37

• 14/23

• 14/37

• 3/23

Tags

Venn Probability Hard

What is P(A or B | C)?

• 5/8

• 5/16

• 4/5

• 11/16

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

• 2.14

• 24

• 4

• 8571