STAT 11300 Study Guide - Quiz Guide: Keele University, David Hemenway, Dow Jones Industrial Average

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Review and practice exam questions for exam 1. Explain and give examples of individuals and variables. (ch 1: calculate a proportion. (ch 3, distinguish between a population and a sample. (ch 1, distinguish between a parameter and a statistic. Identify parameters and statistics in stories. (ch 1) Explain the advantages and disadvantages of taking a census. (ch 1: describe the problems that can occur with sample statistics and explain how to prevent them. (ch 3, bias, variability. Identify the method of sampling used when given a story. Explain the advantages/disadvantages of each. (ch 2, 4: convenience sampling, voluntary response sampling. Unit 1, part 2: sampling problems and surveys: define undercoverage. Explain the problems it causes and how to prevent it. Recognize undercoverage in a story and suggest groups that might be undercovered when taking a sample. (ch 4: describe random sampling error and how it differs from other types of error. (ch 4, define response error/bias and nonresponse.