Conditional Probability Venn Diagrams, Two Way Tables, Tree Diagram

How many girls like Science?

• 50

• 15

• 27

• 17

What probability of students like Maths?

• 0.26

• 0.54

• 0.46

• 0.38

How many boys like English?

• Cannot calculate

• 18

• 20

• 38

A town has two campsites to choose between which both offer tent and cabin accommodation. This two-way table records the campers choices in one summer. How many people stayed in one of the town's campsite?

(a)  

How many students were surveyed in total?

• 106

• 100

• 128

• 90

89 people were surveyed. The Venn diagram shows the number of people that play AFL football (F), soccer (S) and golf (G). How many people play golf AND football?

• 21

• 7

• 28

• 5

The Venn diagram shows the number of students choosing to study on the night before an exam, and the number of students choosing to party.

Find the number of students that chose to party

(a)  

Out of the 89 people surveyed, what probability of people played only soccer?

• 0.11

• 0.16

• 0.04

• 0.22

What is the probability that someone plays basketball?

Out of the 89 people surveyed, how many people did not play AFL (F), soccer (S) or golf (G)?

(a)