PURPOSE: To demonstrate the Gaussian distribution.

DESCRIPTION: Tilt device so that balls roll into top region. Then place board on face of overhead projector, allowing balls to roll into troughs with the characteristic distribution. (Well, almost, except for statistics!)

SUGGESTIONS:

REFERENCES: (PIRA 1A20.10) Operating instruction sheet is in Demonstration Reference File.

EQUIPMENT: Probability demonstrator, as photographed, on overhead projector.

SETUP TIME: None.