Chapter 1-A: Lesson 1-A: Nature of Statistic Lesson 2-A: Variables and Types of Data Lesson 3-A: Data Collection and Sampling Techniques Lesson 4-A:Observational and Experimental Studies Lesson 5-A: Uses and Misuses of Statistics Chapter 1-B: Lesson 1-B: Organizing Data Lesson 2-B: Histograms, Frequency Polygons, and Ogives Lesson 3-B: Other Types of Graphs