Vera Toepoel’s practical, how-to guide to doing surveys online takes you through the entire process of using surveys, from systematically recruiting respondents, to designing the internet survey, to processing the survey data and writing it up. This book helps students and researchers in identifying possible strategies to make the best use of online surveys, providing pro’s and con’s, and do’s and don’ts for each strategy. It also explores the latest opportunities and developments that have arisen in the field of online surveys, including using social networks, and provides expert guidance and examples of best practice throughout. Suitable for those starting a research project or conducting a survey in a professional capacity, this book is the ideal go-to reference for anyone using internet surveys, be it a beginner or a more experienced survey researcher.

Weighting Survey Data

INTRODUCTORY CASE: Representativity of a sample

A researcher wants to check if his data are representative of the Dutch population when it comes to gender and education. He performs two tests to see if his sample results are significantly different on gender and education from the distributions in the population. He uses population information from Statistics Netherlands. The output is presented below. The first table is a binomial test for gender, the other two tables are Chi-Square tests for education (measured in three levels). Based on this output, he judges that his sample is representative when it comes to gender (non-significant result of the test), but not with regards to education. Weights need to be computed for education.

Table 12.1 Binomial test for ...

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