Chapter 6 discusses different errors in survey research. What types of error would be most likely in each of the following circumstances? For each scenario, briefly explain why. 1. telephone survey using only a telephone book 2. asking respondents how much they spend on eating out in a year 3. mail survey of physicians 4. Please indicate your annual household income. $ _________________ 5. A questionnaire that is not computer coded, thereby increasing the complexity of inputting the questionnaire data into a database. 6. In the pretesting of a questionnaire, a researcher finds that respondents perceive several of the questions as leading, and others as difficult to understand.