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Unit 3B: Random Variables (80 mins)
Introduction
Course Registration
Peer Corner
Pre-test
Module 1: The Basics of Biostatistics
Module 1: Lesson 1: Introduction to Biostatistics
Biostatisticians: Do You Know What They Do? (4 minutes)
Johns Hopkins Bloomberg School of Public Health – Statistics for laboratory scientists I (5 mins)
Basic statistical tools in research and data analysis (22 mins)
Biostatistics
Module 1: Lesson 2: Types of Variables, Plots, and Graphs
Levels of Measurement (15 mins)
Introductory Statistics (80 mins)
Chapter 4 – Exploratory Data Analysis (20 mins)
Chapter 2 – Defining and Classifying Data Variables (20 mins)
Quiz: Module 1: Lesson 2
Types of Variables (14 mins)
Module 1: Lesson 3: Descriptive Statistics and Distribution
Chapter 4 – Exploratory Data Analysis (25 mins)
One Categorical Variable (13 mins)
Statistics by Example (35 mins)
4.2 – The Normal Curve (10 mins)
Quiz: Module 1: Lesson 3
Introductory Statistics (45 mins)
Module 1: Lesson 4: Data Analysis and Study Design
Dr. Elizabeth Newton – 15.075, Applied Statistics (15 mins)
Importance of using basic statistics adequately in clinical research (26 mins)
Webinar Using Data to Guide and Evaluate Responses to the Opioid Crisis Rhode Island's Drug Overdose
Peer-to-Peer Activity
Mentored Activity
Quiz: Module 1: Lesson 4
2.7 – Statistical Ethics (2 mins)
Module 2: Probability and Sampling Distributions
Module 2: Lesson 1: Probability, Frequency, and the Concepts of Probability
Introduction to Probability (30 mins)
Introductory Statistics (25 mins)
Basic Probability Rules (40 mins)
Introductory Statistics (40 mins)
Quiz: Module 2: Lesson 1
Johns Hopkins Bloomberg School of Public Health – Probability (15 mins)
Johns Hopkins Bloomberg School of Public Health – Probability Concepts (35 mins)
Module 2: Lesson 2: Variables, Sampling, and Distribution
Unit 3B: Random Variables (80 mins)
3.2.2 – Binomial Random Variables (15 mins)
Sampling (30 mins)
Inferential Statistics (15 mins)
Chapter 3 - Review of Probability (105 mins)
Introduction to Sampling Distributions (20 mins)
Central Limit Theorem (11 mins)
The Sampling Distribution (10 mins)
Normal Random Variables (80 mins)
1.5.1 – Measures of Central Tendency (30 mins)
Asynchronous Learning Activity: Probability and Sampling Distributions Problem Set
Quiz: Module 2: Lesson 2
Module 3: Confidence Intervals
Module 3: Lesson 1: Point and Confidence Interval Estimation
Introduction to Estimation (30 mins)
4.2 – Introduction to Confidence Intervals (7 mins)
Introductory Statistics (60 mins)
Module 5: Interval Estimation (9 mins)
Basic Concepts of Inference (60 mins)
Quiz: Module 3: Lesson 1
9.1 – Confidence Intervals for a Population Proportion (13 mins)
Module 3: Lesson 2: Effect of Sample Size on Confidence Interval
Power and Sample Size Determination (30 mins)
Confidence Intervals Introduction (30 mins)
Quiz: Module 3: Lesson 2
Module 4: Hypothesis Testing
Module 4: Lesson 1: Principles of Hypothesis Testing
S.3 Hypothesis Testing (45 mins)
Significance Testing (15 mins)
1.1.2 – Explanatory and Response Variables (3 mins)
10.1 – Setting the Hypotheses: Examples (9 mins)
Significance Testing and Confidence Intervals (7 mins)
Quiz: Module 4: Lesson 1
Biostatistics Series Module 2: Overview of Hypothesis Testing (26 mins)
7.1.5. What is the relationship between a test and a confidence interval? (2 mins)
Module 4: Lesson 2: Applications of Hypothesis Testing
Introductory Statistics (60 mins)
Introductory Statistics (30 mins)
Introductory Statistics (40 mins)
8.1 – The Chi-Squared Test for Independence (26 mins)
Lesson 10: Introduction to ANOVA (30 mins)
6. Statistical Inference and Hypothesis Testing: 6.1 One Sample (45 mins)
6. Statistical Inference and Hypothesis Testing: 6.2 Two Samples (28 mins)
When to use the Bonferroni correction (26 mins)
P-Value, A True Test of Statistical Significance? A Cautionary Note (33 mins)
Statistical Notes for Clinical Researchers: Type I and Type II errors in statistical decision (16 mins)
Quiz: Module 4: Lesson 2
Common Pitfalls in Statistical Analysis: P-values, statistical significance, and confidence intervals (7 mins)
Module 4: Lesson 3: Power and Sample Size
Sample size, power and effect size (80 mins)
Sample Size Estimation in Clinical Trial (16 mins)
Quiz: Module 4: Lesson 3
Biostatistics Series Module 5: Determining Sample Size (43 mins)
How to Calculate Sample Size for Different Study Designs in Medical Research (35 mins)
Sample Size Calculations: Basic principles and common pitfalls (43 mins)
Module 4: Lesson 4: Nonparametric Tests
Nonparametric Tests (60 mins)
Statistical Notes for Clinical Researchers: Nonparametric statistical methods: 1. Nonparametric methods for comparing two groups (11 mins)
Statistical Notes for Clinical Researchers: Nonparametric statistical methods: 2. Nonparametric methods for comparing three or more groups and repeated measures (9 mins)
Quiz: Module 4: Lesson 4
Basic Biostatistics for Post-Graduate Students (18 mins)
Choosing a Statistical Test (8 mins)
Asynchronous Learning Activity 3: Hypothesis Testing Problem 1
Peer Activity 4: Hypothesis Testing Problem 2
Asynchronous Learning Activity 5: Hypothesis Testing Problem 3
Asynchronous Learning Activity 6: Hypothesis Testing Problem 4
Module 5: Regression Analysis
Module 5: Lesson 1: Simple Linear Regression Analysis
Introductory Statistics (55 mins)
Correlation and linear regression (20 mins)
1.1 - What is Simple Linear Regression? (40 mins)
Simple Linear Regression (40 mins)
Lesson 2: SLR Model Evaluation (60 mins)
Inferential Statistics for b and r (2 mins)
Lesson 3: SLR Estimation & Prediction (30 mins)
Lesson 4: SLR Model Assumptions (50 mins)
Quiz: Module 5: Lesson 1
Common pitfalls in statistical analysis: The use of correlation techniques (12 mins)
Introductory Statistics (40 mins)
Module 5: Lesson 2: Multiple Linear Regression Analysis
Statistical Reasoning II: Lecture Notes (60 mins)
Lesson 5: Multiple Linear Regression (30 mins)
Quiz: Module 5: Lesson 2
Module 5: Lesson 3: Logistic Regression Analysis
Primer on binary logistic regression (15 mins)
Logistic Regression (60 mins)
15.1 - Logistic Regression (60 mins)
Common pitfalls in statistical analysis: Odds versus risk (10 mins)
Common pitfalls in statistical analysis: Absolute risk reduction, relative risk reduction, and number needed to treat (10 mins)
8.3 - Risk, Relative Risk and Odds (5 mins)
Quiz: Module 5: Lesson 3
Common pitfalls in statistical analysis: Logistic regression (17 mins)
15.4 - Poisson Regression (30 mins)
Module 5: Lesson 4: Overview of Correlation and Regression Analysis
Principles of Regression Analysis (24 mins)
Asynchronous Learning Activity: Linear Regression Problem Set #1
Asynchronous Learning Activity: Logistic Regression Problem Set #2
Quiz: Module 5: Lesson 4
Introduction to Multivariate Regression Analysis (31 mins)
Module 6: Confounding and Interactions
Module 6: Lesson 1: Confounding and Effect Modification
3.5 - Bias, Confounding and Effect Modification (30 mins)
Confounding and Effect Modification in Biostatistics (75 mins)
Confounding and Effect Measure Modification - Conditions Necessary for Confounding (60 mins)
Quiz: Module 6: Lesson 1
Multivariable Methods - Effect Modification (8 mins)
6.4 - Error, Confounding, Effect Modification in Ecological Studies (2 mins)
Confounding Bias, Part I (60 mins)
Confounding Bias, Part II and Effect Measure Modification (60 mins)
Module 6: Lesson 2: Confounders and their Impact on Study Conclusions
Cigarette smoking: an underused tool in high-performance endurance training (9 mins)
Assessing bias: the importance of considering confounding (15 mins)
Mentored Activity
Quiz: Module 6: Lesson 2
Module 7: Biostatistics in Public Health
Module 7: Lesson 1: Limitations and Misinterpretations of Biostatistics
Statistical methods used in the public health literature and implications for training of public health professionals (32 mins)
Helping Doctors and Patients Make Sense of Health Statistics (100 mins)
Statistical tests, P values, confidence intervals, and power: a guide to misinterpretations (55 mins)
The misuse and abuse of statistics in biomedical research (22 mins)
Quiz: Module 7: Lesson 1
Module 7: Lesson 2: Biostatistics in Public Health Programs
National Health and Nutrition Examination Survey - Data Accomplishments (8 mins)
Did You Know? Video Series (5 mins)
Biostatistics: fundamental concepts and practical applications (6 mins)
CDC’s Alcohol Screening and Brief Intervention Efforts
Bringing Data Science to Addiction Research #3
Asynchronous Learning Activity: Read and summarize a paper for statistical methods, results, and conclusions
Mentored activity: Analyze and discuss the implications of public health data
Quiz: Module 7: Lesson 2
Quiz 2: Module 7: Lesson 2
Lessons from Prevention Research DrugFacts
Finding Evidence-based Programs and Practices
Biostatistics: fundamental concepts and practical applications (15 mins)
Final Exam
Course and Self Evaluation & Certificate
Course Activities
Peer Activities
Next
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Health Sciences
Sciences
For our institutional partners: Full Programs/Graduate Medical Education
NIED Courses
Home
Calendar
About Us
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About Us
FAQs
The Frank Foundation
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Publications
Quality Assurance
Guests
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Mentors
Universities
Courses
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All Courses
Medicine Courses
Public Health Courses
Community Health Courses
Professional Development Courses
Nursing Courses
Health Sciences
Sciences
Programs
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Expand
Addiction Training for Health Professionals
Public Health U - MPH
Primary Education STEPS
Humanitarian U
Connect
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Biostatistics
Module 2: Lesson 2: Variables, Sampling, and Distribution
Unit 3B: Random Variables (80 mins)
Unit 3B: Random Variables (80 mins)
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Unit 3B: Random Variables (80 mins)
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Jump to activity
Course Registration
Peer Corner
Pre-test
Biostatisticians: Do You Know What They Do? (4 minutes)
Johns Hopkins Bloomberg School of Public Health – Statistics for laboratory scientists I (5 mins)
Basic statistical tools in research and data analysis (22 mins)
Biostatistics
Levels of Measurement (15 mins)
Introductory Statistics (80 mins)
Chapter 4 – Exploratory Data Analysis (20 mins)
Chapter 2 – Defining and Classifying Data Variables (20 mins)
Quiz: Module 1: Lesson 2
Types of Variables (14 mins)
Chapter 4 – Exploratory Data Analysis (25 mins)
One Categorical Variable (13 mins)
Statistics by Example (35 mins)
4.2 – The Normal Curve (10 mins)
Quiz: Module 1: Lesson 3
Introductory Statistics (45 mins)
Dr. Elizabeth Newton – 15.075, Applied Statistics (15 mins)
Importance of using basic statistics adequately in clinical research (26 mins)
Webinar Using Data to Guide and Evaluate Responses to the Opioid Crisis Rhode Island's Drug Overdose
Peer-to-Peer Activity
Mentored Activity
Quiz: Module 1: Lesson 4
2.7 – Statistical Ethics (2 mins)
Introduction to Probability (30 mins)
Introductory Statistics (25 mins)
Basic Probability Rules (40 mins)
Introductory Statistics (40 mins)
Quiz: Module 2: Lesson 1
Johns Hopkins Bloomberg School of Public Health – Probability (15 mins)
Johns Hopkins Bloomberg School of Public Health – Probability Concepts (35 mins)
3.2.2 – Binomial Random Variables (15 mins)
Sampling (30 mins)
Inferential Statistics (15 mins)
Chapter 3 - Review of Probability (105 mins)
Introduction to Sampling Distributions (20 mins)
Central Limit Theorem (11 mins)
The Sampling Distribution (10 mins)
Normal Random Variables (80 mins)
1.5.1 – Measures of Central Tendency (30 mins)
Asynchronous Learning Activity: Probability and Sampling Distributions Problem Set
Quiz: Module 2: Lesson 2
Introduction to Estimation (30 mins)
4.2 – Introduction to Confidence Intervals (7 mins)
Introductory Statistics (60 mins)
Module 5: Interval Estimation (9 mins)
Basic Concepts of Inference (60 mins)
Quiz: Module 3: Lesson 1
9.1 – Confidence Intervals for a Population Proportion (13 mins)
Power and Sample Size Determination (30 mins)
Confidence Intervals Introduction (30 mins)
Quiz: Module 3: Lesson 2
S.3 Hypothesis Testing (45 mins)
Significance Testing (15 mins)
1.1.2 – Explanatory and Response Variables (3 mins)
10.1 – Setting the Hypotheses: Examples (9 mins)
Significance Testing and Confidence Intervals (7 mins)
Quiz: Module 4: Lesson 1
Biostatistics Series Module 2: Overview of Hypothesis Testing (26 mins)
7.1.5. What is the relationship between a test and a confidence interval? (2 mins)
Introductory Statistics (60 mins)
Introductory Statistics (30 mins)
Introductory Statistics (40 mins)
8.1 – The Chi-Squared Test for Independence (26 mins)
Lesson 10: Introduction to ANOVA (30 mins)
6. Statistical Inference and Hypothesis Testing: 6.1 One Sample (45 mins)
6. Statistical Inference and Hypothesis Testing: 6.2 Two Samples (28 mins)
When to use the Bonferroni correction (26 mins)
P-Value, A True Test of Statistical Significance? A Cautionary Note (33 mins)
Statistical Notes for Clinical Researchers: Type I and Type II errors in statistical decision (16 mins)
Quiz: Module 4: Lesson 2
Common Pitfalls in Statistical Analysis: P-values, statistical significance, and confidence intervals (7 mins)
Sample size, power and effect size (80 mins)
Sample Size Estimation in Clinical Trial (16 mins)
Quiz: Module 4: Lesson 3
Biostatistics Series Module 5: Determining Sample Size (43 mins)
How to Calculate Sample Size for Different Study Designs in Medical Research (35 mins)
Sample Size Calculations: Basic principles and common pitfalls (43 mins)
Nonparametric Tests (60 mins)
Statistical Notes for Clinical Researchers: Nonparametric statistical methods: 1. Nonparametric methods for comparing two groups (11 mins)
Statistical Notes for Clinical Researchers: Nonparametric statistical methods: 2. Nonparametric methods for comparing three or more groups and repeated measures (9 mins)
Quiz: Module 4: Lesson 4
Basic Biostatistics for Post-Graduate Students (18 mins)
Choosing a Statistical Test (8 mins)
Asynchronous Learning Activity 3: Hypothesis Testing Problem 1
Peer Activity 4: Hypothesis Testing Problem 2
Asynchronous Learning Activity 5: Hypothesis Testing Problem 3
Asynchronous Learning Activity 6: Hypothesis Testing Problem 4
Introductory Statistics (55 mins)
Correlation and linear regression (20 mins)
1.1 - What is Simple Linear Regression? (40 mins)
Simple Linear Regression (40 mins)
Lesson 2: SLR Model Evaluation (60 mins)
Inferential Statistics for b and r (2 mins)
Lesson 3: SLR Estimation & Prediction (30 mins)
Lesson 4: SLR Model Assumptions (50 mins)
Quiz: Module 5: Lesson 1
Common pitfalls in statistical analysis: The use of correlation techniques (12 mins)
Introductory Statistics (40 mins)
Statistical Reasoning II: Lecture Notes (60 mins)
Lesson 5: Multiple Linear Regression (30 mins)
Quiz: Module 5: Lesson 2
Primer on binary logistic regression (15 mins)
Logistic Regression (60 mins)
15.1 - Logistic Regression (60 mins)
Common pitfalls in statistical analysis: Odds versus risk (10 mins)
Common pitfalls in statistical analysis: Absolute risk reduction, relative risk reduction, and number needed to treat (10 mins)
8.3 - Risk, Relative Risk and Odds (5 mins)
Quiz: Module 5: Lesson 3
Common pitfalls in statistical analysis: Logistic regression (17 mins)
15.4 - Poisson Regression (30 mins)
Principles of Regression Analysis (24 mins)
Asynchronous Learning Activity: Linear Regression Problem Set #1
Asynchronous Learning Activity: Logistic Regression Problem Set #2
Quiz: Module 5: Lesson 4
Introduction to Multivariate Regression Analysis (31 mins)
3.5 - Bias, Confounding and Effect Modification (30 mins)
Confounding and Effect Modification in Biostatistics (75 mins)
Confounding and Effect Measure Modification - Conditions Necessary for Confounding (60 mins)
Quiz: Module 6: Lesson 1
Multivariable Methods - Effect Modification (8 mins)
6.4 - Error, Confounding, Effect Modification in Ecological Studies (2 mins)
Confounding Bias, Part I (60 mins)
Confounding Bias, Part II and Effect Measure Modification (60 mins)
Cigarette smoking: an underused tool in high-performance endurance training (9 mins)
Assessing bias: the importance of considering confounding (15 mins)
Mentored Activity
Quiz: Module 6: Lesson 2
Statistical methods used in the public health literature and implications for training of public health professionals (32 mins)
Helping Doctors and Patients Make Sense of Health Statistics (100 mins)
Statistical tests, P values, confidence intervals, and power: a guide to misinterpretations (55 mins)
The misuse and abuse of statistics in biomedical research (22 mins)
Quiz: Module 7: Lesson 1
National Health and Nutrition Examination Survey - Data Accomplishments (8 mins)
Did You Know? Video Series (5 mins)
Biostatistics: fundamental concepts and practical applications (6 mins)
CDC’s Alcohol Screening and Brief Intervention Efforts
Bringing Data Science to Addiction Research #3
Asynchronous Learning Activity: Read and summarize a paper for statistical methods, results, and conclusions
Mentored activity: Analyze and discuss the implications of public health data
Quiz: Module 7: Lesson 2
Quiz 2: Module 7: Lesson 2
Lessons from Prevention Research DrugFacts
Finding Evidence-based Programs and Practices
Biostatistics: fundamental concepts and practical applications (15 mins)
Peer Activities
Next Activity
