Small differences. Two Proportion z-Interval and z-Tests.
Abnormal psychology Fourth Canadian Edition Chapter 12 Substance-Related Disorders Prepared by: Tracy Vaillancourt, Ph.D. Modified by: Réjeanne Dupuis,
Confidence Interval for p, Using z Procedure
HELPING TEENS MAKE THE RIGHT CHOICES: SUBSTANCE ABUSE PREVENTION STRATEGIES FOR PARENTS
HW#8: Chapter 2.5 page 142-148 Complete three questions on the last two slides.
Constructing a Confidence Interval Why settle for 95% confidence? Conditions for Constructing a Confidence Interval Random: The data come from a well-designed.
Confidence Interval for p, Using z Procedure. Conditions for inference about proportion Center: the mean is ƥ. That is, the sample proportion ƥ is an.
By: Kasey Gragg. Why Not Drink and Drive? WHY NOT?: Why not drink? Why not drive? Why not drink and drive? What if I want to have a good time? What if.
