For each question, determine whether it is a statistical question. If it is a statistical question, determine whether an experimental study, observational study, or survey would be best at providing data to answer the question. Explain your reasoning. Do dogs who eat only Brand A of dog food have more health problems than those who eat a variety of food brands? Do people who sit for at least 8 hours per day have more health problems than those who sit for fewer than 8 hours per day? Which brand of dog food has the most protein per serving? Do people who eat a low-fat diet feel healthier than those who eat a variety of foods?

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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Chapter1: Starting With Matlab
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For each question, determine whether it is a statistical question. If it is a statistical question, determine whether an experimental study, observational study, or survey would be best at providing data to answer the question. Explain your reasoning.

  1. Do dogs who eat only Brand A of dog food have more health problems than those who eat a variety of food brands?
  2. Do people who sit for at least 8 hours per day have more health problems than those who sit for fewer than 8 hours per day?
  3. Which brand of dog food has the most protein per serving?
  4. Do people who eat a low-fat diet feel healthier than those who eat a variety of foods?
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