Indeed, it will be possible to have an evaluation of the statistical precision of the results. Unfortunately, things are not so simple. The structure of a questionnaire - The conception of a questionnaire is an important step. To be sure to have all chances of success, you must know exactly what you're seeking for. A list will give you the identification of who you should be able to reach.
Some lists are less than perfect.
Using lists When you plan to do a survey, you might want to use some kind of list. Here are some clues. The sampling is one of the keys to build a good survey. If your sampling is inadequate regarding the goals of the survey, your confronted with a major flaw. You might want to try the cluster sampling .