Confidence Interval : Population Mean μ Menu

  [Sample Data]  (input either sample data or sample statistics using csv / bsv)
   
  [Sample Statistics] Sample Size n = (>1)
Sample Mean x̄ =
  [Population Std] σ =
    [Confidence Level]                 1 - α     95% 99%

   
=  =
  [Confidence Interval] x̄ ± ⇔ [    ,  ]


  n = 1 200    1-α = 0.60 0.99