BE 540
Introduction to Biostatistics
Biostatistics and Epidemiology
UMass Amherst
This Week

Table of Contents

Summarizing Data
Introduction to Probability
Populations and Samples

Bernoulli and Binomal Distributions
Normal Distribution
Hypothesis Testing
Chi Square Tests

Topic 1 - Summarizing Data

Scroll down for (1) PubHlth 540 2008, (2) Links to Additional Readings, (3) Links to Illustrative Applets, (4) Links to Calculators, and (5) Computer Illustrations, and (6) Miscellaneous.

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(1) PubHlth 540 2008
Lecture Notes Topic 1. Summarizing Data (pdf, 47 pp)
Reading in Text (Rosner, 6th Edition) Part I - Graphical Methods: pp 28-35
Reading in Text (Rosner, 6th Edition) Part II - Descriptive Statistics: pp 6-27
Week 1 Practice Problems Part I (pdf, 2 pp) Solutions (pdf, 8 pp)
Week 2 Practice Problems Part II (pdf, 3 pp) Solutions (pdf, 10 pp)

Self Evaluation Quiz (pdf, 2 pp) Solutions (pdf, 6 pp)
new! 10-5-2008 FAQ: Equivalence of the two formulae for sample variance (pdf 1 pp)

(2) Links to Additional Readings (articles, lectures, tutorials, powerpoint, etc)

Course Preliminaries
(Source: David Lane at Connexions) Summation Notation (html)
(Source: Mathcenter July 18 2008) Review of Summation notation, including worked examples (html)

(Source: Frank Wattenberg, Montana State University)
Review of Summation notation (html)
(Source: Duane Kouba, University of California Davis)
More Advanced Introduction to Summation notation (html)
(Source: PubHlth 540)
Review of Logarithms and Exponents (pdf, 3 pp)

Graphical Summaries
(Source:  S.D. Cochran, UCLA) Summarizing Data Graphcially (html)
(Source: Oswego City Schools Regents) Stem and Leaf Diagrams (html)
(Source: Oswego City Schools Regents) How to Construct a Box and Whisker Plot (html)
(Source: Stat Trek AP Statistics) Box and Whisker Plots (html)
(Source: Stat Trek AP Statistics) Bar Graphs and Histograms (html)
(Source: NIST Engineering Statistics Handbook) Quantile-Quantile Plot (html)
(Source: Purple Math) Stem/Leaf Plots and Histogram (html)

Numerical Summaries
(Source: Stephen J. Gould) "The Median Isn't the Message" (pdf, 4 pp)

(Source:  S.D. Cochran, UCLA) Summarizing Numerically (html)

(3) Links to Illustrative Applets

(Source: Maths Net Online) Summation Notation, including worked examples (html)
(Source: Utah State University) Box and Whisker Plot (html)
(Source: W. Webster, University of South Carolina) Histogram applet using Old Faithful Geyser Data Set (html)

(4) Links to Calculators
(Source:  Shodor Education) Bar Graph (html)
(Source:  Shodor Education) Stem and Leaf (html)
(Source: Shodor Education) Box and Whisker Plot (html)
(Source: Utah State University) Box and Whisker Plot (html)
(Source: SOCRE Educational Materials at UCLA)
Box Plot (html)
(Source: Shodor Education) Histogram (html)
(Source: SOCRe Educational Materials at UCLA) Histogram (html)
(Source: SOCR Educational Materials at UCLA) Full Online Resource for Charts and Plots (html)

(5) Computer Illustrations
Data set needed is geyser1.dat (download)

     -  After opening this data set, use FILE > SAVE AS to download
     -   Be sure to save as a "txt' file and then rename with ".dat" extension.
(Source:  PubHlth 540 Summarizing Data Using Minitab (pdf, 11 pp)

(Source:  PubHlth 540 Summarizing Data Using SAS (pdf, 12 pp)

(Source:  PubHlth 540 Summarizing Data Using SPSS (pdf, 10 pp)

(Source:  PubHlth 540 Summarizing Data Using STATA (pdf, 11 pp)

(Source:  PubHlth 540 Summarizing Data Using R (pdf, 9 pp)

(6) Miscellaneous
Tip - How to download a data set
__   Click on the link to open the data set.
__   With the data set open, click on FILE.
__    From drop down menu, click on SAVE AS



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