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Internet Exercises
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1

The Gallup Organization: How Are Polls Conducted?

http://www.gallup.com/panel/25036/Targeted-Sampling.aspx

Representative sampling is an important issue in survey research. The current adult population in the continental United States is 187 million; what is the typical sample size for a Gallup poll that is designed to represent this general population? What groups are not represented in the Gallup sampling frame?

2

Online Data Collection: A Psychological Review of lab research versus Internet data collection.

http://arjournals.annualreviews.org/doi/abs/10.1146/annurev.psych.55.090902.141601?cookieSet=1&journalCode=psych

This review by Michael Birnbaum at California State University at Fullerton reviews the issues related to online data collection and identifies the benefits and disadvantages of lab versus Internet research. Identify and list two of the advantages and one of the disadvantages.






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