At the end of this lesson, the learner should be able to: 

• Describe different types of data
• Organize and record data using tally marks
• Organize and record data using tables
• Organize and record data using stem-and-leaf displays
• Group data into intervals
• Identify the largest score in a data set
• Identify the smallest score in a data set
• Rank a particular data set
• Summarize data using the range of the data set
• Summarize data using the extreme values of the data set