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Question

Let X be a Gaussian random variable mean 0 and variance σ2. Let Y = max(X, 0) where max (a, b) is the maximum of a and b. Th emedian of Y is


  1. 0

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Solution

The correct option is A 0
  1. is Gaussian random variable

    XN(0,σ2) for <x<

    Given y = max(x, 0)

    =(0,if<x0x,if0<x<,isarandomvariable

    Median is the centre most value of the distribution so median of y = '0'.

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