Confounding Variable
![](/hayes/powerpoint-lectures/l3_2/images/v3_slide0045_image003.jpg)
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)