Intro Stats, Books a la Carte Edition (5th Edition)
Intro Stats, Books a la Carte Edition (5th Edition)
5th Edition
ISBN: 9780134210285
Author: Richard D. De Veaux, Paul Velleman, David E. Bock
Publisher: PEARSON
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Chapter 9, Problem 10E

More indicators For each of these potential predictor variables say whether they should be represented in a regression model by indicator variables. If so, then suggest what specific indicators should be used (that is, what values they would have).

  1. a) In a regression to predict income, the age of respondents in a survey.
  2. b) In a regression to predict the square footage available for rent, whether a commercial building has an elevator or not.
  3. c) In a regression to predict annual medical expenses, whether a person was a child (in pediatric care), an adult, or a senior (over 65 years old).
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