Cryptocurrency Q&A What is the minimum value of SD?

What is the minimum value of SD?

Silvia Silvia Wed Nov 20 2024 | 6 answers 1229
I'm trying to figure out the smallest possible value for SD. I need to know the minimum value it can have. What is the minimum value of SD?

6 answers

BonsaiVitality BonsaiVitality Fri Nov 22 2024
The standard deviation measures the dispersion of observations from their mean value.

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HanjiArtist HanjiArtist Fri Nov 22 2024
When all observations in a data set are exactly equal to the mean, a unique situation arises.

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CryptoLord CryptoLord Fri Nov 22 2024
In such a case, the distance between each observation and the mean is zero.

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charlotte_wilson_coder charlotte_wilson_coder Thu Nov 21 2024
Consequently, the squared deviations from the mean, which are used to calculate the variance, will also be zero.

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SoulWhisper SoulWhisper Thu Nov 21 2024
Since the standard deviation is the square root of the variance, a variance of zero implies a standard deviation of zero.

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