Written in an accessible style using simple and direct language, Communication Research Statistics guides students through the statistics actually used in most empirical research in communication and the social sciences. This book is the only work in communication that includes details on statistical analysis of data with a full set of data analysis instructions based on SPSS 12 and Excel.

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Correlations

Correlations

  • The Notion of Correlation 88
    • Interpreting Correlations 88
      • Direct Relationships88
      • Inverse Relationships89
      • Curvilinear Relationships89
    • Doing a Correlational Study 90
  • Elements of the Correlation 91
    • Components of Correlations 91
      • Line of “Best Fit” (Line of Regression) 91
      • The Intercept91
      • Slope92
    • Avoiding Confusion Between Correlation and Causation 92
    • The Correlation Coefficient 93
      • Interpreting the Magnitude of Correlation Coefficients93
      • The Coefficient of Determination95
  • Computing the Pearson Product-Moment ...
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