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Statistics question

2020 · 4 Sep · Shift 1 · Q29
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Statistics question

2020 · 4 Sep · Shift 1 · Q29

JEE MainMathematicsStatisticsMCQ+4 / −1
The mean and variance of 8 observations are 10 and 13.5, respectively. If 6 of these observations are 5, 7, 10, 12, 14, 15, then the absolute difference of the remaining two observations is :
  1. A
    5
  2. B
    3
  3. C
    7
  4. D
    9
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