Ch 3 Quantitative - Introduction to Quantitative Research...

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Introduction to Quantitative Research COM 3073 (Chapter 3)
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Origins of Research Traditions “hard” sciences social sciences humanities quantitative qualitative communication communication research research
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Quantitative research Uses statistics and other numerical information to describe phenomena To identify differences between groups To identify relationships between variables
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Typical quantitative methods: Experiments Survey questionnaires Closed coding of open-ended data
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Usually deductive Identify research problem Review theory Pose hypothesis Test hypothesis
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Hypothesis An educated guess, based on theory or past research Describes a logical explanation of the relationship between two or more variables Example: “CMC interactants engage in deeper self-disclosures than do FtF interactants.” Used when existing knowledge allows for a rational prediction.
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Hypotheses , cont. Should be statements about particular populations under particular conditions Should be testable Should be stated simply and precisely in a single declarative sentence Should be free of value judgments
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, cont. Should include at least two
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This note was uploaded on 01/03/2011 for the course COM 3083 taught by Professor Deturk during the Spring '10 term at The University of Texas at San Antonio- San Antonio.

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Ch 3 Quantitative - Introduction to Quantitative Research...

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