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Q: If the mean of the following data is 9 then find the value of K. 11, (k–2), 7, (k-1), 11, 16, 12, 15, (k-1), 13
  • A. 4
  • B. 5
  • C. 3
  • D. 2
Correct Answer: Option C -
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Explanations:

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