There are a number of methods that can be used for data collection during the conduction of a survey. The respondents or the sample that has been chosen can be interviewed. The interviews include face to face, as well as, telephonic and computer assisted interviews. Any of these can be conducted for the survey in accordance with the needs and the convenience of the candidates, as well as, the people conducting the survey. Another method for data collection is the use of questionnaires. The questionnaires provide a result of the survey that is not biased and ...