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MMLU-Pro / 8669 / During the years 1886 through 2000 there were an average of 8.7 tropical…

Problem

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question

During the years 1886 through 2000 there were an average of 8.7 tropical cyclones per year, of which an average of 5.1 became hurricanes. Assuming that the probability of any cyclone becoming a hurricane is independent of what happens to any other cyclone, if there are five cyclones in one year, what is the probability that at least three become hurricanes?

category

math

options

  1. 0.586
  2. 0.345
  3. 0.621
  4. 0.313
  5. 0.528
  6. 0.412
  7. 0.701
  8. 0.274
  9. 0.658
  10. 0.789

src

ori_mmlu-high_school_statistics

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Source and history

Official source

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