polars_core::prelude

Trait VarAggSeries

Source 
pub trait VarAggSeries {
    // Required methods
    fn var_reduce(&self, ddof: u8) -> Scalar;
    fn std_reduce(&self, ddof: u8) -> Scalar;
}

Required Methods§

Source

fn var_reduce(&self, ddof: u8) -> Scalar

Get the variance of the ChunkedArray as a new Series of length 1.

Source

fn std_reduce(&self, ddof: u8) -> Scalar

Get the standard deviation of the ChunkedArray as a new Series of length 1.

Implementors§