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OpenStudy (anonymous):
let n be a randomly selected number between 1 and 40. find... probability. n is prime given that it's even. So far, ive figured out that 2 is the only prime # between 1 and 40 and there are a total of 13 primes between 1 and 40. Is that correct? Or does something else factor into the answer?
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OpenStudy (anonymous):
1/13 is what i got...
OpenStudy (anonymous):
or is it 1/20
OpenStudy (anonymous):
what is the probability that it is even? given that it is even, what is the probability that it is 2?
OpenStudy (anonymous):
1/13 is wrong.
OpenStudy (anonymous):
what is your sample set? and what is the set of expected output?
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