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Engineering Mathematics Miscellaneous
  1. The standard deviation of a uniformly distributed random variable between 0 and 1 is
    1. 1
      √12
    2. 1
      √3
    3. 5
      √12
    4. 7
      √12
Correct Option: A

Variance,

V(x) =
(b - a)2
=
(1 - 0)2
1212

∴ Standard deviation,
σ =
1
√12


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