Sometimes hotels, malls, banks, and other businesses will present a display of a large, clear container holding a large number of items and ask customers to estimate some aspect of the items in the container as a contest. In some cases,...

The table below gives the areas (in thousands of square miles) for each of the lower 48 states. This serves as the population for this study. Your task involves taking small samples from this population and using the sample mean to...

This is a great place for lesson information on the concept of analyzing data - measures of central tendency. Three other tabs are available besides the "What Is It?" link. Tips and Tricks, When Students Ask, and Lesson Ideas also...