______________ is based on first hand information.
Sampling
Primary data
Secondary data
Census method
The difference between the actual value of a parameter of the population and its estimate is the ____________.
Non - random sampling
Non - sampling error
Random sampling
Sampling error
___________ method is expensive.
Telephone interview
Personal interview
Mailing questionnaire
None of these
The purpose of the survey is to
Collect data
Frequency distribution
Information
Presenting data
The most common type of instrument used in survey is
Census
Questionnaire
Sample method
There are _________ basic ways of collecting data.
Two
Three
Four
Five
____________________ method cannot be used by illiterates.
____________ refers to a group or section of the population from which information is to be obtained.
Sample
Random
Pilot survey
______________ method is cheaper.
____________ questions are used to get more than just one word answers.
Data
Closed ended
Interview
Open ended