a. a. sample frame error, especially if the telephone book is more than six
months old;
b. interviewer bias, in that respondents would become distracted with the
appearance of the interviewer;
c. response bias, as the time period is too long for respondents to be able to
accurately estimate how much they spent eating out;
d. nonresponse bias, as professionals are the least likely to respond to a
survey unless it is something that directly affects them, and mail surveys
generally have problems with high nonresponse rates;
e. response bias in the form of deliberate falsification, as the income question
produces high refusal rates even when categorized. Asking for the exact
amount will result in either refusal or falsification of the amount.
Difficulty: Hard
Response: See pages 152-157
Ref: Types of Errors in Survey Research
Learning Objective 6.2: To learn about the types of errors in survey research.
46. What are the major factors that determine the selection of a particular survey
method?
47. A client is contracting with a marketing research supplier concerning a survey that
would be answered multiple times over a period of time. Which of the non–
Internet forms of survey research would be most appropriate?