The World Health Organization (WHO) keeps track of how manyincidents of leprosy there are in the world. Using the WHO regionsand the World Banks income groups, onc can sask if an income leveland a WHO region are dependent on each other in terms of predictingwhere the disease is. Data on leprosy cases in different countrieswas collected for hte year 2011 and a summary is present in thefollowing table.
- Two-Way Table of Leprosy Cases:
WHO Region: | World Bank Income Group: | Row Total |
High Income | Upper Middle Income | Lower Middle Income | Low Income |
Americas | 174 | 36028 | 615 | 0 | 36817 |
Eastern Mediterranean | 54 | 6 | 1883 | 604 | 2547 |
Europe | 10 | 0 | 0 | 0 | 10 |
Western Pacific | 26 | 216 | 3689 | 1155 | 5086 |
Africa | 0 | 39 | 1986 | 15928 | 17953 |
South-East Asia | 0 | 0 | 149896 | 10236 | 160132 |
Column Total | 264 | 36289 | 158069 | 27923 | 222545 |
- Compute the probability that a person with leprosy is from theAmericas. Show your work below:
- Compute the probability that a person with leprosy lives from ahigh-income country. Show your work below:
- Compute the probability that a person with leprosy is from theAmericas and a high-income country. Show your workbelow:
- Compute the probability that a person with leprosy is from ahigh-income country, given they are from the Americas. Show yourwork below:
- Compute the probability that a person with leprosy is from alow-income country. Show your work below:
- Compute the probability that a person with leprosy is fromAfrica. Show your work below:
- Compute the probability that a person with leprosy is fromAfrica and a low-income country. Show your work below:
- Compute the probability that a person with leprosy is fromAfrica, given they are from a low-income country. Show your workbelow:
- Are the events that a person with leprosy is from Africa andLow-income country independent events? Why or why not? Explainbelow:
- Are the events that a person with leprosy is from the Americasand high-income country independent events? Why or why not? Explainbelow: