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MMLU-Pro / 7803 / For a class project, Charlotte recorded the heights of all 28 students in her…

Problem

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question

For a class project, Charlotte recorded the heights of all 28 students in her class and calculated several statistics. She then realized she made an error recording the height of the tallest person in the class. She correctly had him listed as the tallest, but needed to add two inches to his recorded height to correct it. Which of these measures of spread must remain unchanged?

category

math

options

  1. Mean absolute deviation
  2. Mean
  3. Coefficient of variation
  4. Variance
  5. Range
  6. Interquartile range
  7. Standard deviation

src

ori_mmlu-high_school_statistics

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Official source

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