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Margin of Error from Confidence Interval Calculator

<-- Enter Confidence Interval, example 1,9
  

How does the Margin of Error from Confidence Interval Calculator work?

Given a confidence interval, this determines the margin of error and sample mean.
This calculator has 1 input.

What 2 formulas are used for the Margin of Error from Confidence Interval Calculator?

  1. Interval Size = x2 - x1
  2. Margin of Error = ±Interval Size/2

For more math formulas, check out our Formula Dossier

What 3 concepts are covered in the Margin of Error from Confidence Interval Calculator?

confidence interval
a range of values so defined that there is a specified probability that the value of a parameter lies within it.
margin of error
a statistic expressing the amount of random sampling error in the results of a survey.
σp + z-score
mean
A statistical measurement also known as the average

Example calculations for the Margin of Error from Confidence Interval Calculator

  1. margin of error for 1,9
  2. margin of error (2,10)



Margin of Error from Confidence Interval Calculator Video