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Course: AP??/College Statistics?>?Unit 6
Lesson 1: Introduction to planning a study- Identifying a sample and population
- Identify the population and sample
- Generalizability of survey results example
- Generalizability of results
- Types of studies
- Worked example identifying observational study
- Invalid conclusions from studies example
- Types of studies
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Identify the population and sample
Problem
A city council member wanted to know how her constituents felt about a planned rezoning. She randomly selected names from the city phone directory and conducted a phone survey.
Identify the population and sample in this setting.