A student is trying to find out if people prefer vanilla ice cream or chocolate ice cream. She buys several containers of regular chocolate ice cream and low fat vanilla ice cream. She hands out small sample of each flavor to the testing group she has gathered and asks them 5 minutes later which one was their favorite. Of the 100 people she tested, 80 said they prefer the chocolate ice cream.

Question

This situation is an example of
A) personal bias
B) experimental bias
C) cultural bias
D) a controlled experiment

Answer 1

experimental bias: the vanilla contained little fat.