| Tag | Value |
|---|---|
| file | Probability_uva-general-rules-677-en_uva-general-rules-677-en |
| name | uva-general-rules-677-en |
| section | Probability/Elementary Probability/General Rules |
| type | num |
| solution | 0.04 |
| tolerance | 0 |
| Type | Calculation |
| Language | English |
| Level | Statistical Literacy |
| IRT-Difficulty | 1.493 |
| p-value | 0.8613 |
Human blood consists of one of the blood types O, A, B or AB. However the distribution of these blood groups is different in different races. Below is a table showing the probability for each blood group among black people in America:
———— —— —— —— —- Blood type O A B AB Odds 0.49 0.27 0.20 ? ———— —— —— —— —-
What is the probability of blood type AB? Round to two decimal places.
The correct answer is: 0.04