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MMLU-Pro / 3286 / Three hundred college freshmen are observed to have grad point averages that are…

Problem

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

question

Three hundred college freshmen are observed to have grad point averages that are approximately normally distributed with mean 2.1 and a standard deviation of 1.2. How many of these freshmen would you expect to have grade point averages between 2.5 and 3.5 if the averages are recorded to the nearest tenth?

category

biology

options

  1. 103 students
  2. 50 students
  3. 90 students
  4. 110 students
  5. 82 students
  6. 95 students
  7. 120 students
  8. 75 students
  9. 68 students
  10. 57 students

src

stemez-Genetics

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Source and history

Official source

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