Univariate summary statistics, simple_statistics

Computes empirical quantiles, empirical_quantiles

Mean and variance inference for a single normal population, normal_one_sample

Inferences for two normal populations, normal_two_sample

Tally observations into a one-way frequency table, table_oneway

Tally observations into a two-way frequency table, table_twoway

Sort data with options to tally cases into a multi-way frequency table, sort_data

Ranks, normal scores, or exponential scores, ranks