Descriptive Statistics Part II Descriptive Statistics

Part 2 – Descriptive Statistics Chapters 2 through 4 cover Descriptive Statistics After we collect the raw data (from a sample survey or a designed experiment), we can Describe the data using visual methods (charts, etc.) Describe the data using numeric methods (averages, etc.) Different methods are appropriate for different types of data

Organizing and Summarizing Data Chapter 2 Organizing and Summarizing Data

Overview This is the first of three chapters on Descriptive Statistics Our first task in Descriptive Statistics is to organize and summarize the data Organizing qualitative data into tables Organizing quantitative data using charts We must be careful to not misrepresent the data We should recognize misrepresented data

Chapter 2 Sections Sections in Chapter 2 Organizing Qualitative Data Organizing Quantitative Data Graphical Misrepresentations of Data 2.1 2.2 2.3