Function polars_core::functions::pearson_corr_f

pub fn pearson_corr_f<T>(
    a: &ChunkedArray<T>,
    b: &ChunkedArray<T>,
    ddof: u8
) -> Option<T::Native>where
    T: PolarsFloatType,
    T::Native: Float,
    <T::Native as Simd>::Simd: Add<Output = <T::Native as Simd>::Simd> + Sum<T::Native> + SimdOrd<T::Native>,
    ChunkedArray<T>: ChunkVar<T::Native>,

Compute the pearson correlation between two columns.