Your class will learn what it means to take a random sample of a population and to draw inferences from the information gained. In part a, of the exercise, you discuss with your class how students during a class election can be best...

Analyze data on a graph to answer three questions after a robot race. Learners practice comparing ratios and reading points on a graph. Answers may vary on the last question based on accuracy of graphing. Use the lesson along with...

Bar graphs are used as a way to study voting patterns in the United States. A variety of statistical data is presented in the graphs, and pupils must interpret the data in order to make a report to the class. Three excellent graphs,...