Sample Size Calculation for the Mean

User Instructions

  • The standard deviation must be given
  • From the remaining 3 fields you need to fill exactly two
  • The program will calculate the 3rd and return a table with all the values


  • ifss does not store submitted data
  • ifss does not further process submitted data
  • ifss does not take any responsibility for the correctness of the calculation results
  • Submitted data will be cleared upon closing of the tool window
  • By submitting the data set the user accepts the above stipulations