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Research papers

Random VS quota sampling methods

In survey research it is very rare for all respondents in a given population to be interviewed. We usually take a sample of that population. The reason why we can do this is because a sample can give us, not necessarily the accuracy of a census (or...

Catalogue: ESOMAR Teach-In Seminar 1995: All You Ever Wanted To Know About Sampling, Statistics And Questionnaires
Author: Paul Harris
February 14, 1995

Magazines

Research World (November 2007)

The demarcation between what is currently regarded as qualitative or quantitative research has been blurring for some time now. So-called ‘non-traditional’ methods of research are on the rise. Two apparently opposing undercurrents dominate...

Catalogue: Research World 2007
Author: ESOMAR B.V.
November 1, 2007

Research papers

The doubtfulness of representative samples in the field of industrial market research

The point of this paper is that based on the experience hitherto gained, the problems concerning representativeness in market research for investment goods should be studied more closely, and that stimuli should be provided for the improvement of the...

Catalogue: Seminar 1973: Industrial Marketing Research- Sampling And Interviewing Problems
Author: D. A.M. Zehnhoff
Company: Philips International
January 1, 1973

Research papers

How to determine the size of a sample

How should I decide on the sample size for a survey? That is a question often posed by survey researchers to statisticians. It is difficult to answer simply as in market research we carry out surveys which more often than not carry a large number of...

Catalogue: ESOMAR Teach-In Seminar 1995: All You Ever Wanted To Know About Sampling, Statistics And Questionnaires
Author: Paul Harris
February 14, 1995

Research papers

The myth of the percentage sample

This paper has argued that the sample size necessary in a survey does not primarily depend upon the size of the population from which the sample is to be drawn, but from other factors concerning the basic characteristics of the population and the...

Catalogue: The European Marketing Research Review 1970
Author: P. G. Moore
June 15, 1970