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AP EAMCET201724 Apr 2017Morning ShiftMathematicsStatisticsActual

Let a and b be two real numbers. If the arithmetic mean and the variance of a, b, 8,5 and 10 are respectively 6 and 6.8 then an ordered pair (a, b)=

Options

  1. A(3,4)
  2. B(1,6)
  3. C(7,0)
  4. D(-2,9)

Correct answer

A. (3,4)

Step-by-step solution

No solution. Refer to answer key.

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