Читать книгу Handbook of Web Surveys - Jelke Bethlehem - Страница 49

1 Exercise 2.1 Which of the following statements does not apply to web surveys?The survey can be conducted faster.The survey can be conducted cheaper.The response rate is high.The survey collects a large number of interviews.

2 Exercise 2.2 In what respect does a web survey resemble a mail survey?They both rely on visual information transmission.They both rely on oral information transmission.They both use computer‐assisted interviewing techniques.They both cost the same amount of time to conduct.

3 Exercise 2.3 Which of the following phenomena is not a problem of self‐selection web surveys?A respondent can complete a questionnaire more than once.Persons not belonging to the target population can complete the questionnaire.The survey results show a lack of representativity.It is difficult to get a large number of respondents.

4 Exercise 2.4 What is the difference between a cross‐sectional survey and a longitudinal survey?A cross‐sectional survey measures changes over time, and a longitudinal survey measures the state of the population at one point in time.A cross‐sectional survey measures the state of a population at one moment in time, and a longitudinal survey measures time changes over time.A cross‐sectional survey mainly measures facts and behavior, and a longitudinal survey measures attitudes and opinions.For cross‐sectional surveys, any mode of data collection is adequate, whereas in longitudinal surveys only Internet is possible.

5 Exercise 2.5 What is offline data collection?Any form of data collection that does not use the Internet.A form of Internet data collection for which the questionnaire is not written in HTML.A survey that uses e‐mail to transfer information.A survey that uses the Internet to transfer the electronic questionnaire to the respondents.

6 Exercise 2.6 What is the main reason national statistical institutes consider using web surveys?It shows government also uses modern ICT.It reduces nonresponse in surveys.It improves the quality of the collected data.It reduces data collection costs.