Easily calculate your margin of error with our free online calculator. Find clear explanations and examples within our comprehensive guide.
If that looks like it’s too much maths you can download our handy dandyNPS Margin of Error Calculator spread sheet. All you need to do is enter the number of #P, #N and #Ds for each sample and it will tell you if the score has really changed and even provide a chart for you. ...
Easily calculate your margin of error with our free online calculator. Find clear explanations and examples within our comprehensive guide.