//! Basic probability primitives — descriptive statistics, error function,
//! Welford online estimators.
//!
//! Distribution-specific PDF/CDF/quantile functions live on the per-distribution
//! types in [`crate::distributions`]; for the standard normal CDF/PDF use
//! [`crate::distributions::normal_distribution::Normal`] directly.
pub use average;
pub use erf;
pub use erfc;
pub use ;
pub use std_err;
pub use ;
pub use ;
pub use z_score;