Surveys - Surveys Surveys are the most common way to gain...

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Surveys Surveys are the most common way to gain information in the social sciences including economics. A survey is usually designed to gain information about a population by examining a smaller subgroup in the population. (some surveys like the Canadian census are designed to cover a total population although this is only approximately achieved). If a survey is based on a random sample, then we can use statistical methods to extrapolate the results to the population. If it is not a random sample, then we cannot legitimately use these methods, though they can still give us some useful information. Surveys are typically a method of collecting information by having respondents complete a questionnaire which is usually made up of a series of set questions. Answers can either be a series of choices or more open-ended. So for example, public opinion polls are surveys that ask members of the population questions on political preference, for example. They are also often used for marketing purposes. One of the key issues is establishing the validity of the measures used. In this case, respondents are asked to give their own attitudes, behaviours and
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Surveys - Surveys Surveys are the most common way to gain...

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