- Goal: want sample to have the same characteristics as the population, to be representative
of the population
- Example: go to the MSU bookstore and interview people passing by
- Example: inspect a few rabbits we catch from a cage
- Bias = sample is systematically different from the population
Dr. Christina Hayes
Wilson 2-263
Department of Mathematical Sciences
Montana State University
Bozeman, MT 59717
phone: 406-994-6557
fax: 406-994-1789
christina.hayes@montana.edu
(Email will likely reach me faster than a phone call)