CHAPTER 4
DATA DISPLAY: DESCRIPTIVE PRESENTATION, EXCEL GRAPHING CAPABILITY
LEARNING OBJECTIVES
• Identify and distinguish between variable types
• Compare and contrast the following scales of the measurement process: nominal, ordinal, interval, and ratio
• Classify variables to the scales of measurement
• Understand sampling and sample selection with specific reference to simple random sampling
• Understand random number generation and how to generate a random number in a spreadsheet
• Understand how to import, inspect, format, and modify data in a spreadsheet
• Understand what missing data is and what impact it may have on your data set
One of the most important aspects of statistical analysis is to be able to present your results in a way that is ...