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Railways PYQCBT 1 2016

RRB NTPC · Question 19

Find the value of the mean of 2, 2, 3, 4, 5, 5, 7, 8. A. 4.5 B. 5.4 C. 5.5 D. 5

  1. B

  2. C

  3. D

  4. A

Show answer & explanation

Answer: (D) A

Explanation

Sum = 2 + 2 + 3 + 4 + 5 + 5 + 7 + 8 = 36. Mean = 36/8 = 4.5.