NextMockSearch exams, e.g. SSC CGL, UPPSC, Lekhpal
Railways PYQCBT 1 2016

RRB NTPC · Question 99

Find the mean of the values. 1, 9, 7, 3, 5, 5, 6, 4, 2, 8 A. 3 B. 4 C. 5 D. 6

  1. D

  2. C

  3. B

  4. A

Show answer & explanation

Answer: (B) C

Explanation

Sum = 1 + 9 + 7 + 3 + 5 + 5 + 6 + 4 + 2 + 8 = 50. There are 10 values, so the mean = 50/10 = 5.