Trait polars_core::prelude::VarAggSeries

pub trait VarAggSeries {
    fn var_as_series(&self) -> Series;
    fn std_as_series(&self) -> Series;
}

Required methods

fn var_as_series(&self) -> Series

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

fn std_as_series(&self) -> Series

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

Implementors

impl VarAggSeries for BooleanChunked

impl VarAggSeries for CategoricalChunked

This is supported on crate feature dtype-categorical only.

impl VarAggSeries for Float32Chunked

impl VarAggSeries for Float64Chunked

impl VarAggSeries for ListChunked

impl VarAggSeries for Utf8Chunked

impl<T> VarAggSeries for ChunkedArray<T> where
    T: PolarsIntegerType,
    <T::Native as Simd>::Simd: Add<Output = <T::Native as Simd>::Simd> + Sum<T::Native> + SimdOrd<T::Native>, 

impl<T> VarAggSeries for ObjectChunked<T>

This is supported on crate feature object only.