Research Article

A Logistic -Moment-Based Analog for the Tukey - , , , and - System of Distributions

Figure 2

Two log-logistic pdfs and their cdfs. The parameters of skew ( ) and kurtosis ( ) are based on (A.2) in Appendix A. The parameters of -skew ( ) and -kurtosis ( ) are based on (2.23) and (2.24).
245986.fig.002a
(a)
245986.fig.002b
(b)