Slide 1© 2011 Cengage Learning. All Rights Reserved. May not be copied, scanned, or duplicated, in whole or in part, except for use as permitted in a license distributed…

Slide 1 + Chapter 4 Designing Studies 4.1Samples and Surveys 4.2Experiments 4.3Using Studies Wisely Slide 2 + Section 4.1 Samples and Surveys After this section, you should…

Slide 1 AP Statistics Chapter 5 Notes Slide 2 Ways to Collect Data Survey Survey Select a sample, ask questions, record answers. Select a sample, ask questions, record answers.…

Slide 1 Copyright © 2013, 2010 and 2007 Pearson Education, Inc. Data Collection 1 Slide 2 Copyright © 2013, 2010 and 2007 Pearson Education, Inc. Introduction to the Practice…

Slide 1 Slide 2 POPULATION- the entire group of individuals that we want information about SAMPLE- the part of the population that we actually examine in order to gather…

Slide 1 Objectives (BPS chapter 11) Sampling distributions  Parameter versus statistic  The law of large numbers  What is a sampling distribution?  The sampling…

Slide 1 1 Chapter 1: Introduction to Statistics Slide 2 2 Variables A variable is a characteristic or condition that can change or take on different values. Most research…

Slide 1 Chapter 1: Introduction to Statistics Slide 2 Variables A variable is a characteristic or condition that can change or take on different values. Most research begins…

Slide 1 Chapter 12 – Sample Surveys Slide 2 Vocabulary zPopulation - the entire group of individuals or instances about which we hope to learn zSample - a representative…

Slide 1 AP Statistics Slide 2  Observational study: We observe individuals and measure variables of interest but do not attempt to influence responses.  Experiment:…