Sourceval shuffle : 'a array -> unit Sourceval choose : src:'a array -> dst:'a array -> unit Sourceval sample : src:'a array -> dst:'a array -> unit Sourceval sum : float array -> float Sourceval mean : float array -> float Sourceval var : float array -> float -> float Sourceval std : float array -> float -> float Sourceval absdev : float array -> float -> float Sourceval skew : float array -> float -> float -> float Sourceval kurtosis : float array -> float -> float -> float Sourceval cov : float array -> float array -> float -> float -> float Sourceval corrcoef : float array -> float array -> float Sourceval quantile : float array -> float -> float