Economic Statistics: Hypothesis Testing part of Starting Point: Teaching and Learning Economics:Teaching Methods:Just in Time Teaching:Examples
This activity helps a student recognize the consequences of Type I and Type II errors in hypothesis testing.

Understanding Standard Deviations: A Learning Activity Using Microsoft Excel part of Starting Point: Teaching and Learning Economics:Teaching Methods:Teaching with Spreadsheets:Examples
In this activity, students will use Microsoft Excel to calculate standard deviations both manually, and using the STDEV function.