BE 540
Introduction to Biostatistics
Biostatistics and Epidemiology
UMass Amherst
Welcome
This Week
Syllabus
Lectures
Demonstrations
Assignments
Resources

Table of Contents

Summarizing Data
Introduction to Probability
Populations and Samples

Bernoulli and Binomal Distributions
Normal Distribution
Estimation
Hypothesis Testing
Chi Square Tests
Correlation/Regression

Table of Contents

(Download pdf version of table of contents)



1. Summarizing Data

 

1. Scales of Measurement ..... 2


2. Descriptives for Nominal and Ordinal Data .... 7
a. The Bar Chart ....... 9
b. The Pie Chart ..... ... .13


3.  Descriptives for Continuous Data ....... 14
a.   The Histogram ...... 15
b.  The Frequency Polygon . 19
c.  The Cumulative Frequency Polygon .... 20
d.
Percentiles (Quantiles) ..... 21
e.
Quantile Quantile . 22
f.
Stem and Leaf Diagram .... 23
g.
Box and Whisker Plot ..... 24

4. The Summation Notation . 25

5. Measures of Central Tendency . 26
a. The mode .... 29
b. The mean ........ 30
c. The median ...... 33


6. Measures of Dispersion ... 35
a. Variance .. 36
b
  Standard Deviation . ........ 37   c. Median Absolute Deviation from Median ... 39
d. Standard Deviation v Standard Error .. 40  e. A Feel for Sampling Distributions . 42
f.  The Coefficient of Variation ..... 45
g. The Range ... 46

 


Topic 2. Introduction to Probability
Topic 3. Populations and Samples


Topic 4. Bernoulli and Binomial Distributions

Topic 5. Normal Distribution

Topic 6. Estimation

Topic 7. Hypothesis Testing


Topic 8. Chi Square Tests


Topic 9. Correlation and Regression


 

 

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