The Difference Between Other Forms of Pretesting and Pilot Testing

The difference between other forms of pretesting and pilot testing is that in pilot testing ______.

A) everything is done exactly as it would be in the actual survey, including preliminary data analysis
B) you will include the data from the pilot testing in the actual survey results
C) the sample is drawn from a slightly different population than the one you will actually be using for the survey
D) the participants in the pilot survey will be included again in your finalized survey