Topic 18 Basics of Probability Please complete the following assessment by providing the answers in the cells provided. 

Please refer to the tables on the right when appropriate. 








The following data represent the region of birth of foreignborn residents in the US in 2000. 
1. Find the probability a randomly selected Foreign Born US Residents was born in the America’s. 








Region 
Number (thousands) 









Europe 
4,772 

answer: 







Asia 
8,364 









Africa 
840 
2. What is the probability a randomly selected employee does not earn retirement benefits? 








Oceana 
180 









Latin America 
15,472 

answer: 







North America 
836 
3. What is the probability of a false positive pregnancy test? 

answer: 







Employees of a Company 










Retirement Benefits 
No Retirement Benefits 
total 
4. What is the probability a pregnancy test will not result in a false positive test result? 








Male 
250 
50 

answer: 







Female 
125 
75 









Total 
5. Suppose you toss 3 fair coins. What is the probability thay you get 2 or more tails? 

answer: 







Pregnancy Test Results 










Positive Test 
Negative Test 
total 
6. If you roll two dice, what is the probability of getting the same thing on both dice? 








Pregnant 
80 
5 

answer: 







Not Pregnant 
3 
11 









Total 
7. If you roll two dice, what is the probability of not getting a sum of 7? 

answer: 
8. If a card is selected from a standard 52 card deck. What is the probability of selecting a club or diamond? 

answer: 
9. If a card is selected from a standard 52 card deck. What is the probability of selecting a face card or an Ace? 

answer: 
10. If you roll 2 dice, what is the probability the sum is a 4, 7 or 10? 

answer: 