____________ questions are used to get more than just a one word answers.
Open ended
Closed ended
Interview
Data
__________ method, the investigator asks questions over the telephone.
Personal interview
Telephone interview
Sampling
Mailing questionnaire
There are _________ basic ways of collecting data.
Two
Three
Four
Five
____________ errors can arise in data acquisition,by non-response or by bias in selection.
Sampling errors
Non-sampling errors
Random sampling
Non-random sampling
There are ___________ main types of sampling.
The most common type of instrument used in survey is _____________.
Census
Questionnaire
None of these
In a ______________, every individual is given an equal chance of being selected for providing information.
Non - random sampling
Non - sampling errors
______________ is a method of gathering information from individuals.
Primary data
Secondary data
Survey
______________ are mainly selected on the basis of judgement,purpose,convenience or quota.
______________ method is less expensive.
All of these
