Standard deviation symbol word

There is Standard deviation symbol word that can make the technique much easier.

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How to Insert or Type the Sigma Symbol in Word (Σ or σ)

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How to type Standard Deviation symbol or Sigma (Σ)

Both in Office for Windows and Office for Mac. Sigma (uppercase Σ / lowercase σ) is the eighteenth letter of the Greek alphabet. In mathematics, the uppercase sigma symbol is
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Sigma upper Σ or lower σ case symbols in Word and Office

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