Researchers conduct surveys in order to collect data, such as political opinions or product preferences, from a small audience and then use statistical inference to generalize that information to a larger population. However, unless a complete census is taken - and it uses an imaginary method that allows respondents to perfectly express their answers - survey results will always have some amount of error. Survey error is the difference that exists when one compares data from

When working with potential clients, they often ask, how do you design a questionnaire? Although it is a standard question to ask, the answer is most definitely not standard. There may be some similarities across surveys for common metrics like Net Promoter Score, but in most cases when you begin writing a questionnaire for a new research study, you are starting from scratch. Getting started can be a very daunting task, but a good tip for starting the process is to ask the f