standard deviation of 12.63

If we know a set of data produces a variance of 12.63, what is the standard deviation of this data?
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1 Answer

varians=12.63

varians=(sum av squares av the numbers av vary) / (how many)

for all numbers yu get vary=(number-averaej), then square it & sum all the squares

std variashun=sqrt(varians)

sqrt(12.63)=3.553871129
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