This directory contains Mx scripts (shamp1156*.mx) to estimate haplotype frequencies per page 156 of Pak Sham's book "Statistics in Human Genetics". Output files are *.mxo The three models used are to fit H0, H1 and H2 and are labelled L0 L1 and L2 accordingly. A script for a 4 SNP (or biallelic marker) case is given in nic4 which also permits comparison between 3 groups. Michael Neale March 8 2001