Posted by **SNOOPY** on Thursday, April 17, 2008 at 11:42pm.

find the probability of andomly selectng 7 amerans rom apool of 23 britsh peopleand 19 amerans. determine whether the event isdependent or independent, list the aroprite formula, compu your answer,

- probability -
**Reiny**, Friday, April 18, 2008 at 1:48am
method 1

prob = (19/42)(18/41)(17/40)...(13/36) = .0018677

method 2

prob = C(19,7)/C(42,7) = .0018677

(C(19,7) means 19 choose 7, or 19!/(7!12!)

## Answer This Question

## Related Questions

- statistics - conditional probability - Event A has probability 0.9 of occurring...
- statistics - conditional probability - Event A has probability 0.9 of occurring...
- Probability Math - Event A has probability of 0.2 and event B has probability ...
- Math - In an experiment, the probability of the event E is known to be .4. Also...
- math-independent and dependent events - A card is chosen at a ramdom from a deck...
- probability - Before leaving for work, Victor checks the weather report in order...
- Math Probability - If the probability that event A will happen is 1/4 and the ...
- Probability - Before leaving for work, Victor checks the weather report in ...
- Probability - Consider 10 independent tosses of a biased coin with the ...
- math - You randomly draw letter tiles from a bag containing the letters from the...

More Related Questions