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U.S. Department of Education
Institute of Education Sciences
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PEDAR: Research Methodology Teaching Undergraduates in U.S. Postsecondary Institutions: Fall 1998
The 1999 National Study of Postsecondary Faculty
Study Sample
Accuracy of Estimtes
Data Analysis Systems
Statistical Procedures
Differences Between Means or Proportions
Linear Trends
Bivariate Correlations
Adjustments of Means to Control for Background Variation
Executive Summary
References
Full Report (PDF)
Executive Summary (PDF)
Statistical Procedures - Differences Between Means or Proportions

Two types of statistical procedures were employed in this report: testing differences between means (or proportions) and testing for linear trends. Each procedure is described.

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