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#8153 Bangla Language & Literature General Level 0

A researcher computed the mean, median and standard deviation for a set of performance score. If 5 were to be added to each score, which of these three statics would change?

  1. A The mean and median only
  2. B The mean and the standard deviation only
  3. C The mean only
  4. D The median only
Answer: C - The mean only

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