Slide 1Small differences. Two Proportion z-Interval and z-Tests Slide 2 Recall from Random Variables If X and Y are two independent Random Variables from Normal distributions,…
Slide 1 By: Kasey Gragg Slide 2 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 everyone…
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 unbiased estimator…
HW#8: Chapter 2.5 page 142-148 Complete three questions on the last two slides Do Now: What percent of the women in our sample are frequent binge drinkers? What percent of…
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 unbiased estimator…
HELPING TEENS MAKE THE RIGHT CHOICES: SUBSTANCE ABUSE PREVENTION STRATEGIES FOR PARENTS Mill Valley Middle School March 6, 2012 Tim Browne, Ph.D. www.timbrownephd.com How…
Slide 1 Constructing a Confidence Interval Why settle for 95% confidence? Conditions for Constructing a Confidence Interval Random: The data come from a well-designed random…