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MHT CET202311 May 2023Morning ShiftMathematicsStatisticsActual

If variance of x₁, x₂ , x_ n is _x^2 , then the variance of x₁, x₂, , x_n( 0) is

Options

  1. A_x
  2. B_x^2
  3. C^2 _x
  4. D^2 _x^2

Correct answer

D. ^2 _x^2

Step-by-step solution

When each item of a data is multiplied by , variance is multiplied by ^2 . New variance = ^2 _x^2

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