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Defects A consumer organization inspecting new cars found that many had appearance

Stats Modeling the World | 4th Edition | ISBN: 9780321854018 | Authors: David E. Bock, Paul F. Velleman, Richard D. De Veaux ISBN: 9780321854018 481

Solution for problem 21 Chapter 15

Stats Modeling the World | 4th Edition

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Stats Modeling the World | 4th Edition | ISBN: 9780321854018 | Authors: David E. Bock, Paul F. Velleman, Richard D. De Veaux

Stats Modeling the World | 4th Edition

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Problem 21

Defects A consumer organization inspecting new cars found that many had appearance defects (dents, scratches, paint chips, etc.). While none had more than three of these defects, 7% had three, 11% two, and 21% one defect. Find the expected number of appearance defects in a new car and the standard deviation.

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Stat 2000: Elementary Statistics Week One: Aug. 11th to 18th Defining Statistics Statistics consists of: ● Formulating a research question ● The collections of data ● Describing data ● Drawing conclusions or generalizations from data Statistics​ is the science of learning from data. The Statistical Method 3 main components to answering statistical questions: ● Design ○ How the data is obtained ○ Valid inferences cannot be made without a good design ● Description ○ Summarizing the data obtained ○ Helps to identify patterns in the data ● Inference ○ Making predictions or decisions

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Chapter 15, Problem 21 is Solved
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Textbook: Stats Modeling the World
Edition: 4
Author: David E. Bock, Paul F. Velleman, Richard D. De Veaux
ISBN: 9780321854018

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Defects A consumer organization inspecting new cars found that many had appearance