Introduction | Fundamentals of Biostatistics

This lecture introduces concepts of statistics, research study, and the scientific method. Chapters: 0:00 Definition of Statistics 1:31 Definition of Biostatistics 2:20 Concerns of Biostatistics 3:48 Stages of a Research Study 4:53 Data 6:05 Sources of Data 8:46 Types of Data 10:38 Types of Variables 12:17 Random Variable 13:34 Types of Random Variable 16:01 Population 17:22 Sample 19:18 Sampling 19:29 Measurement 19:39 Measurement Scales 25:18 Nominal Scale 25:33 Ordinal Scale 25:57 Interval Scale 26:23 Ratio Scale 26:52 Statistical Inference 27:37 Simple Random Sample 29:07 Experiments 29:23 The Scientific Method 30:48 Elements of the Scientific Method