1. 

   Nolasko Keen member

   Can someone please help in working out the solution for the bias by fundamental method?
   I don't get the desired answer by that..

    

   Nolasko, Jan 23, 2018

   #1
2. 

   John Lee ActEd Tutor Staff Member

   They're using \(\frac{(n-1)S^2}{\sigma^2} \sim \Chi^2_{n-1}\)

    

   John Lee, Feb 19, 2018

   #2

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