SIX-3012 Collecting and Summarizing Data

To improve a process or product it is important to know its current status and its status after improvements are made. Valid data must be collected and summarized to verify the status of the process or product.

Learning Objectives

• Identify continuous or variable data
• Identify discrete or attribute data
• Describe and define nominal, ordinal, interval, and ratio measurement scales
• Define and apply methods for collecting data
• Define and apply techniques such as random sampling, stratified sampling, and sample homogeneity
• Depict relationships by constructing, applying, and interpreting diagrams and charts