Mathematics, 09.03.2021 03:50 briannarose2003
5. In a sample of 200 senior High Schoolers. 157 uses Twitter. Two seniors are selected from this
sample without replacement.
a Find the probability that both seniors uses Twitter
b. Find the probability that neither seniors uses Twitter
c. Find the probability that at least one of the two adults uses Twitter
Answers: 3
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Mathematics, 21.06.2019 16:10
The probability that a college student belongs to a health club is 0.3. the probability that a college student lives off-campus is 0.4. the probability that a college student belongs to a health club and lives off-campus is 0.12. find the probability that a college student belongs to a health club or lives off-campus. tip: p(a or b) = p(a) + p(b) - p(a and b) 0.54 0.58 0.70 0.82
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Mathematics, 21.06.2019 22:30
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5. In a sample of 200 senior High Schoolers. 157 uses Twitter. Two seniors are selected from this
s...
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