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MMLU-Pro / 7703 / The number of customers served per day by a large department store is normally…

Problem

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

question

The number of customers served per day by a large department store is normally distributed, with a mean of 3,250 customers and a standard deviation of 320. Find the range of customers served on the middle 50 percent of days.

category

math

options

  1. (3,100, 3,400)
  2. (3,034, 3,466)
  3. (3,000, 3,500)
  4. (3,200, 3,300)
  5. (2,610, 3,890)
  6. (2,930, 3,570)
  7. (2,700, 3,800)
  8. (2,450, 4,050)
  9. (2,800, 3,700)
  10. (2,900, 3,600)

src

ori_mmlu-high_school_statistics

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Source and history

Official source

initial import