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Homework Help: What is the meaning of

  1. Feb 2, 2010 #1
    [tex]f_Y(y)[/tex]

    f means density function what are Y and y
    ?
     
  2. jcsd
  3. Feb 2, 2010 #2
    It's probably the partial derivative of f with respect to Y at y.
     
  4. Feb 2, 2010 #3

    radou

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    Homework Helper

    Or, in some cases, the capital Y can represent the restriction of the domain of f to Y.
     
  5. Feb 2, 2010 #4
    with respect to probability(its not what you said)
     
  6. Feb 2, 2010 #5

    HallsofIvy

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    Science Advisor

    [itex]f_Y[/itex] is the given density function of random variable Y and [itex]f_Y(y)[/itex] is its value for some specific value y.
     
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