bmi                     BMI of 1,781 mothers
bmi2                    BMI of 1,560 mothers
bwsmoke                 Birth weight of 1,458 babies
bwsmokecompl            Apgar score of 1755 babies
distdicho               normal data
distdichogen            normal, skew-normal or gamma distributed data
distdichoi              nomal data (immdediate form, allowing unequal
                        variances)
distdichoigen           normal, skew-normal or gamma distributed data
                        (immediate form)
regdistdicho            normal, skew-normal or gamma distributed data
                        (via linear regression)
