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STAT 6020 Introduction to Biostatistics Fall 2005 Dr. G. H. Rowell

STAT 6020 Introduction to Biostatistics Fall 2005 Dr. G. H. Rowell. Class 4. Announcements. Workshop on Mathematical Tools & Statistical Techniques for Quantitative Medical Data Analysis Oct 13-14, 2005 East Tennessee State University, Johnson City, TN See handout

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STAT 6020 Introduction to Biostatistics Fall 2005 Dr. G. H. Rowell

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  1. STAT 6020Introduction to BiostatisticsFall 2005Dr. G. H. Rowell Class 4

  2. Announcements • Workshop on Mathematical Tools & Statistical Techniques for Quantitative Medical Data Analysis • Oct 13-14, 2005 • East Tennessee State University, Johnson City, TN • See handout • There may be some travel funds

  3. From Previous Classes • Height Data • Make comparisons from the class data. • Binomial Post Test • Binomial Review • Randomization Questions

  4. SAS/Excel Example

  5. Ch 8.2: Sampling Distributions • Sampling Distributions for Proportions • Example – Pizza Brands • Mean • Standard Error

  6. Ch 8.2: Sampling Distributions • Sampling Distributions for Means • http://kitchen.stat.vt.edu/~sundar/java/applets/CLTApplet.html • Mean • Standard Error

  7. Ch 8.4: Standard Error of Sampling Distributions • Sample Means • One mean • Difference in means • Sample Proportions • One proportion • Difference in proportions

  8. 8.4: Confidence Intervals • http://www.stat.sc.edu/~west/javahtml/ConfidenceInterval.html • PPT Lesson

  9. Ch 8.5: Hypothesis Testing • PPT • Homework – 8.1 – 8.4

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