Statistics Ch. 1 - Data collection

statistics Correct Answers The science of collecting, organizing, summarizing, and analyzing information to draw conclusions or answer questions. In addition, statistics is about providing a measure of confidence in any conclusions. data Correct Answers Facts or propositions used to draw a conclusion or make a decision. The list of observed values for a variable. anecdotal Correct Answers the information being conveyed is based on casual observation, not scientific research population Correct Answers the entire group of individuals to be studied individual Correct Answers a person or object that is a member of the population being studied sample Correct Answers a subset of the population that is being studied statistic Correct Answers a numerical summary of a sample descriptive statistics Correct Answers Consist of organizing and summarizing data. Describe data through numerical summaries, tables, and graphs. inferential statistics Correct Answers Uses methods that take a result from a sample, extend it to the population, and measure the reliability of the result. One goal is to estimate parameters. parameter Correct Answers a numerical summary of a population the process of statistics Correct Answers 1. Identify the research objective 2. Collect the data needed to answer the question(s) posed in step 1