Question: A survey sponsored by The American Dietetic Association and the agri-business giant ConAgra found that 53% of office workers take 30 minutes or less for lunch each day. Approximately 37% take 30 to 60 minutes, and 10% take more than an hour. ( Snapshots, usatoday.com, April 26, 2006.)
a. What additional information would you want to know before you accepted the results of the survey?
b. Discuss the four types of survey errors in the context of this survey.
c. One of the types of survey errors discussed in part (b) should have been measurement error. Explain how the root cause of measurement error in this survey could be the halo effect.