credibility formula xbar

Discussion in 'CS1' started by Molly, Feb 26, 2023.

  1. Molly

    Molly Ton up Member

    Hi all,

    in the credibility formula,
    Zx\bar+(1-Z)\mu
    is xbar always equal to \sumx/n or does this depend on the distribution of X?

    Thanks
     
    Molly, Feb 26, 2023
    #1
  2. Andrea Goude

    Andrea Goude ActEd Tutor Staff Member

    Hi Molly
    x_bar is the sample mean, so it is sum_x/n
    Thanks
    Andrea
     
    Andrea Goude, Feb 27, 2023
    #2
    Molly likes this.
  3. Molly

    Molly Ton up Member

    Great thank you!
     
    Molly, Mar 2, 2023
    #3

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