Advanced Placement Statistics
Fall Semester 2001
Snapshot Archive

This page contains links to all previously posted Class Snapshots from this class.
020102 The students in these pictures are completing an M&M investigation designed to help them understand the chi square test. This test extends inference on proportions to more than two proportions by enabling the investigator to determine whether a particular population distribution has changed from a given form. Here the students are using this test to determine whether the proportions of brown, red, yellow, orange, green, and blue M&M's in their sample packages reflect the proportions stated by the Mars Company.