In this fourth revision of their college textbook, Barbara and Robert Sommer expand the coverage of case studies and provide a new chapter describing the research opportunities provided by the internet, as well as new material on the use of computers in running research studies and in data analysis.
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In this fourth revision of their college textbook, Barbara and Robert Sommer expand the coverage of case studies and provide a new chapter describing the research opportunities provided by the internet, as well as new material on the use of computers in running research studies and in data analysis.
Read Less
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