Within the general population in the 21st century, the chances of having twins are about 3 in 100 (about 3%). If couples are selected at random from the population, what is the probability that the first couple with twins is randomly selected on or before the 3rd selection? Choices: a. 0.028227 b. 0.087327 c. 0.0291 d. 0.03

A First Course in Probability (10th Edition)
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Chapter1: Combinatorial Analysis
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Within the general population in the 21st century, the chances of having twins are about 3 in 100 (about 3%). If couples are selected at random from the population, what is the probability that the first couple with twins is randomly selected on or before the 3rd selection?

Choices:

a. 0.028227

b. 0.087327

c. 0.0291

d. 0.03

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