Final answer:
Mail surveys offer advantages such as reaching a wider demographic, convenience for respondents, a variety of question types, in-depth data, and cost-effectiveness. However, they come with challenges such as low response rates and ensuring the intended recipient responds.
Step-by-step explanation:
When conducting surveys, mail surveys have distinct advantages despite the emergence of internet and telephone surveys. Firstly, mail surveys can reach a vast demographic range, including those who might not be comfortable with or have access to online platforms. Additionally, recipients can complete the survey at their convenience, potentially allowing for more considered responses. Mail surveys can also incorporate a variety of question types, including open-ended responses, which can provide a wealth of in-depth data. Lastly, when compared to in-person methods, mail surveys can be cost-effective, eliminating the need for expenses associated with interviewers and travel.
However, even though there are several advantages, one must also be mindful of the potential issues associated with mail surveys. These can include low response rates, difficulties ensuring that the intended recipient is the one completing the survey, and the possibility of an incomplete or outdated mailing list influencing the results. Proper sampling data techniques and effective design of the survey can help mitigate some of these issues to ensure more accurate and reliable data.