Sample Size for Estimate of Mean Calculator



z =

σ =

E =

**Note- Enter numbers without commas


    

Solution

  n =


Sample Size for Estimate of Mean Formula

n =

(z2σ2)/E2


Where,
z = Confidence level
σ = Standard deviation
E = Margin of error of the confidence interval estimate of μ




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StandardDeviationCalculator.net

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