Mathematics

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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 foreign-born 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:

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