Tree Diagrams Test

Unit Test #62

Select your answers to the following 5 questions from the pop-up menus in the right hand column. Clicking the "Begin Test Again" button will clear all the answers.

 

 

Q1:

 

The above diagram shows the probability of events W or X followed by events A or B?

What is the probability of event W followed by event A?

 

 A. 0.3
B. 0.6
C. 0.06
D. 0.2

Answer 1:

 

 

Q2:

 

 From the diagram in question 1, what is the probability of event A happening? A. 0.3
B. 0.4
C. 0.06
D. 0.38

Answer 2:

 

 

Q3:

 

 From the diagram in question 1, 
what is P(A I X)?		 A. 0.3
B. 0.4
C. 0.06
D. 0.38

Answer 3:

 

 

Q4:

 

 From the diagram in question 1, 
what is P(X  B)?		 A. 0.3
B. 0.48
C. 0.06
D. 0.32

Answer 4:

 

 

Q5:

 

 From the diagram in question 1, 
what is P(X ')		 A. 0.2
B. 0.4
C. 0.6
D. 0.8

Answer 5: