Formula derivation

Discussion in 'CT3' started by Riddhi, Mar 5, 2017.

  1. Riddhi

    Riddhi Member

    Pls explain d derivation of formulae.
     

    Attached Files:

    Riddhi, Mar 5, 2017
    #1
    Kay_D likes this.
  2. John Lee

    John Lee ActEd Tutor Staff Member

    I don't understand. The formulae quoted are given in the Tables. Why would you want to derive them?
     
    John Lee, Mar 9, 2017
    #2
  3. Riddhi

    Riddhi Member

    I want it in terms of mean and variance of i.
     
    Riddhi, Mar 9, 2017
    #3
  4. John Lee

    John Lee ActEd Tutor Staff Member

    \(SS_R = \sum_i (n_i - 1) * variance \)
     
    John Lee, Mar 13, 2017
    #4

Share This Page