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Class Notes for Biostatistics at East Carolina University

Exam Study Guides for Biostatistics Courses

Covers all exam topics.

BIOS 1500 Lecture Notes - Lecture 2: Blind Experiment, Foodborne Illness, Dependent And Independent Variables

Research Design Overview 2 Chapters 7 and 8 Spring 2017 Cycle of Events A research project goes through a set of stages. The order is important. The interesting aspect is that the process is cyclical, beginning with a que...

Biostatistics
BIOS 1500
Kevin O'brien
BIOS 1500 Lecture Notes - Lecture 7: Histogram, Box Plot, Cumulative Frequency Analysis

Descriptive Statistical Methods Graphical Displays (Chapter 1 of the text) Bios 1500 Spring 2016 Describing Distributions One approach we have seen to describing a distribution is that of specifying...

Biostatistics
BIOS 1500
Kevin O'brien
BIOS 1500 Lecture Notes - Lecture 9: Sound Bite, Type A And Type B Personality Theory, Odds Ratio

Case-Control Study Spring 2017 Case-Control Study The case-control study is implemented using samples based on the DEPENDENT variable. It has Backward directionality: Arguing from knowing the dependent v...

Biostatistics
BIOS 1500
Kevin O'brien
BIOS 1500 Lecture Notes - Lecture 4: Karl Pearson, Exponential Distribution, Iqvia

Distribution of Values Chapters 1 and 2 Fall 2017 Distribution of Values  A primary concept in statistics is that of the distribution of the values for a variabl...

Biostatistics
BIOS 1500
Kevin O'brien
BIOS 1500 Lecture Notes - Lecture 6: Cumulative Incidence, Foodborne Illness, Prevalence

Rates, Ratios and Proportions BIOS 1500 Spring 2017 Rates, Ratios and Proportions There can often be misunderstandings and misuse of terms regarding rates, ratios and proportions. The misunderstand...

Biostatistics
BIOS 1500
Kevin O'brien
BIOS 1500 Lecture Notes - Lecture 2: Byssinosis, Viral Disease, Random Assignment

Research Design Overview 1 This presentation covers material found in Chapters 7 and 8 Spring 2017 Sources of Knowledge Tradition Authority Trial and Error Logical Reasoning (Inductive vs. Deductive) Scientific Method R...

Biostatistics
BIOS 1500
Kevin O'brien
BIOS 1500 Lecture Notes - Lecture 5: Statistical Inference, John Tukey, Euclidean Distance

Numerical Descriptive Statistical Measures BIOS 1500 Spring 2017 Book Chapter 1 Purpose These measures are used to ‘characterize’the distribution of a variable under study. Some measure central tendency o...

Biostatistics
BIOS 1500
Kevin O'brien
BIOS 1500 Lecture Notes - Lecture 9: Odds Ratio, American Broadcasting Company, Confidence Interval

Cross-Sectional Design Spring 2017 Cross-Sectional Design This design gathers information in a single sample, at a single point in time. Information or assessment for all variables is obtained at this time. ...

Biostatistics
BIOS 1500
Kevin O'brien
BIOS 1500 Lecture Notes - Lecture 1: Prior Probability, Posterior Probability, Statistical Inference

Lecture 1 Spring 2017 BIOS 1500 An Introduction to Biostatistics for the Health Sciences Lecture 1 Spring 2017 Text The text for this course is: The Practice of Statistics in the Life Sciences, 3 Edition Authors: B...

Biostatistics
BIOS 1500
Kevin O'brien
BIOS 1500 Lecture Notes - Lecture 9: Confidence Interval, Diabetes Mellitus Type 2, Odds Ratio

Prospective Cohort Study BIOS 1500 Spring 2017 Prospective Cohort Study The problem is assessing whether an exposure increases the incidence of a disease. The measurement design is longitudinal. An assessment of ...

Biostatistics
BIOS 1500
Kevin O'brien
BIOS 1500 Lecture Notes - Lecture 1: Cumulative Incidence

Additional Terms A ratio is the result of dividing one quantity by another. Specifically if a and b are two numbers, then the ratio of a to b is R(a:b) = a/b A proportion is a type of rat...

Biostatistics
BIOS 1500
Kevin O'brien

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