If the probability of getting identical twins is 0.004 while the probability of fraternal twins is 0.023 then what is the probability that a person chosen will be a twin?

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1141781

2026-03-31 06:05

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P(twin)=P(identical)+P(fraternal)

P(twin)=0.004 +0.023

P(twin)=0.027 [That's 27 out of 1,000 cases, or 54 persons out of 1027.]

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