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Fix en doc: varPop(x)

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sundy-li 2018-02-06 18:42:41 +08:00
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docs/en/agg_functions/reference.md
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@ -273,7 +273,7 @@ Returns `Float64`. When `n <= 1`, returns `+∞`.
## varPop(x)
Calculates the amount `Σ((x - x̅)^2) / (n - 1)`, where `n` is the sample size and `x̅`is the average value of `x`.
Calculates the amount `Σ((x - x̅)^2) / n`, where `n` is the sample size and `x̅`is the average value of `x`.
In other words, dispersion for a set of values. Returns `Float64`.