SUBJECT:  Point biserial correlation.

AUTHOR:   John A. Anderson, Manager of Operations
          Local Technical Assistance Program
          Pennsylvania Transportation Institute
          The Pennsylvania State University
          FAX   717-948-6031
          EMAIL jaa5@psuvm.psu.edu
          

COMMENTS:

Use standard in1 installation instructions. From inside Stata, on-line
help is available.  Type 'help pbis'.