Lecture Notes for STAT 3615 - Biological Statistics at Virginia Tech (VT)

Notes Information

Material Type:Study Guide
Class:STAT 3615 - Biological Statistics
University:Virginia Polytechnic Institute And State University
Term:Fall 2008
  • Lurking Variables
  • Convenience
  • Case Control
  • ***summary***
  • Quantitative Data
  • Association
  • Experimental Studies
  • Response Bias
  • Observations
  • Matched Pairs Design
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Sample Document Text

Outline of Material for Exam 1 This outline is intended to help you in studying for the first exam. However, you are responsible for all material covered in class and in chapters 1-8 of the book (except for time series in chapter 1, Simpson’s Paradox in chapter 5 and blocking in chapter 8). Chapter 1: Picturing Distributions with Graphs Individuals Categorical vs. Quantitative Variables: Know the difference between categorical and quantitative variables. Given a data set be able to tell whether the data is quantitative or categorical. Graphs: Stemplots, dotplots, histogram, bar chart and pie chart. Know which graphs should be used for categorical data and which should be used for quantitative data. Know when it is appropriate to use each kind of graph. Be able to make stemplots and dotplots. Be able to interpret all five graphs. Histograms: Be able to discuss the shape(symmetry, modality), center, spread and outliers . Chapter 2: Describing Distributions with Numbers Mean & Standard Deviation vs. Five Numbe...

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