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MMLU / Estrella wants to become a paramedic and takes a screening exam. Scores on the…

Problem

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question

Estrella wants to become a paramedic and takes a screening exam. Scores on the exam have been approximately normally distributed over the years it has been given. The exam is normed with a mean of 80 and a standard deviation of 9. Only those who score in the top 15% on the test are invited back for further evaluation. Estrella received a 90 on the test. What was her percentile rank on the test, and did she qualify for further evaluation?

choices

  1. 13.35; she didn't qualify.
  2. 54.38; she didn't qualify.
  3. 86.65; she qualified.
  4. 84.38; she didn't qualify.

subject

high_school_statistics

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