From Keith Andrews:

This is a user profile for users of the Harmony authoring tool for Hyper-G, based on informal feedback. A good user profile, based for example on a formal survey or software registration cards, makes it easier to select representative test users.

Harmony User Profile
Characteristic Range Frequency Distribution
Age 18-55 years 70% 25-45
    30% other
Sex   90% male
Education level Secondary school 20%
  Bachelors 50%
  Masters 30%
Education major Computer Science 50%
  other 50%
General computer 0-5 years 10% < 1 year
experience   30% 1-2 years
    40% 3-4 years
    20% > 4 years
OS experience Windows 60%
  Unix 80%
  Mac 20%
  other 10%
  none 5%
GUI experience   90%
Uses Internet 0-20 hours/week 50% 10-20 hours/week
    40% 5-10 hours/week
    10% < 5 hours/week
WWW experience   90%
Learning style trial and error  
  ask others unknown
  read documentation