Topic: CH-2: Collection of Data

Which of the following is NOT a recommended principle while preparing a questionnaire?

Sampling error can be reduced by:

The NSS 60th round survey (January-June 2004) was conducted on which subject?

The question ‘Do you spend a lot of money on books in a month?’ is a poor question because it is:

A question like ‘How do you like the flavour of this high-quality tea?’ is an example of a:

Which type of error is considered more serious — sampling error or non-sampling error?

Which of the following is a two-way question?

Which of the following is NOT a purpose of the Pilot Survey?

How many basic methods of collecting data are there?

Sampling bias occurs when: