Mathematics, 14.04.2021 03:10 raquelqueengucci25

E J calls people at random to conduct a survey. So far 40 calls have Ben answered and 120 calls have not What is the approximate probability that someone might answer the next call he makes. A. 75%. B. 1/3. C. 0.25. D. 0.4

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E J calls people at random to conduct a survey. So far 40 calls have Ben answered and 120 calls have...