Question
Fifteen persons reporting to a Red Cross center one day are typed for blood, and the following counts are found: Blood group O A B
Fifteen persons reporting to a Red Cross center one day are typed for blood, and the following counts are found:
| Blood group | O | A | B | AB |
| No.of persons | 3 | 5 | 6 | 1 |
If one person is randomly selected, what is the probability that this person's blood group is: AB? Give exact answer in terms of fractions.
P(AB) =
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Managerial Accounting Tools For Business Decision Making
Authors: Jerry J. Weygandt, Paul D. Kimmel, Donald E. Kieso, Ibrahim M. Aly
5th Canadian Edition
1119403995, 9781119403999
