Trait polars::prelude::VarAggSeries [−][src]
pub trait VarAggSeries { fn var_as_series(&self) -> Series; fn std_as_series(&self) -> Series; }
Required methods
fn var_as_series(&self) -> Series
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
fn std_as_series(&self) -> Series
Get the standard deviation of the ChunkedArray as a new Series of length 1.
Implementors
impl<T> VarAggSeries for ChunkedArray<T> where
T: PolarsIntegerType,
<T as ArrowPrimitiveType>::Native: PartialOrd<<T as ArrowPrimitiveType>::Native>,
<T as ArrowPrimitiveType>::Native: Num,
<T as ArrowPrimitiveType>::Native: NumCast,