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MMLU-Pro / 8231 / The longevity of people living in a certain locality has a standard deviation of…

Problem

Answer published by the source. Consult the official source to check your work against its answer.

question

The longevity of people living in a certain locality has a standard deviation of 14 years. What is the mean longevity if 30% of the people live longer than 75 years? Assume a normal distribution for life spans.

category

math

options

  1. 75 - 0.30(14)
  2. 75 + 0.30(14)
  3. 75 - 0.70(14)
  4. 75 + 0.70(14)
  5. 75 + 0.60(14)
  6. 75 - 0.5244(14)
  7. 75 + 0.4756(14)
  8. 75 - 0.4756(14)
  9. 75 - 0.60(14)
  10. 75 + 0.5244(14)

src

ori_mmlu-high_school_statistics

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Source and history

Official source

initial import