What is Bessel’s Correction. Is it really needed ?

μ — Population Mean, x̅ — Sample Mean, N-no of observations in population, n-no of sample observations
σ — Population Standard Deviation , s-Uncorrected Sample Standard Deviation, (s-hat) — Sample Standard Deviation
Simulation for effect of sample size on Bessel’s Correction
  1. Hayes, K. (2014). Finite-sample bias-correction factors for the median absolute deviation.
    Communications in Statistics: Simulation and Computation, 43:2205{2212.
  2. Stephanie Glen. “Bessel’s Correction: Why Use N-1 For Variance/Standard Deviation?” From StatisticsHowTo.com: Elementary Statistics for the rest of us! https://www.statisticshowto.com/bessels-correction/
  3. https://en.wikipedia.org/wiki/Bessel%27s_correction
  4. Brayton Hall. (August 23,2020). The reasoning behind Bessel’s Correction https://towardsdatascience.com/the-reasoning-behind-bessels-correction-n-1-eeea25ec9bc9

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Swapna Samir Shukla

Swapna Samir Shukla

A Software Engineer turned Business Analyst, waiting to go back to Software Engineering days

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