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Worksheetscollection of data
Total questions: 15
Worksheet time: 8mins
What kind of data are contained in the census of population and national income estimates, for the government ?
Primary data
Secondary data
Internal data
None of these
Which of the following is a merit of a good questionnaire?
Difficulty
Less number of questions
Not in proper order
Invalid questions
Indirect oral investigation is applied when the field of investigation is limited.
True
False
Primary data is available in the form of published or unpublished reports.
True
False
___________ data need to be adjusted to suit the objective of study in hand
Prinary
Secondary
Both (a) and (b)
None of these
Data collected from 'The Hindu' is
Primary data
Secondary data
Both (a) and (b)
none of these
Methods of statistical enquiry :
Census method
sampling method
both (a) and (b)
none of these
This method involves study of each and every items of the universe
Sampling
Census
Random sampling
None of these
Census method needs less number of enumerators.
True
False
Which method of collection of data covers the widest area?
Telephone interview method
Mailed questionnaire method
direct interview method
all of these
The quickest method to collect primary data is :
Direct Personal Investigation
Indirect Oral Investigation
Telephone Interview
Mailed Questionnaire Method
Direct personal investigation method suffers from:
Personal Bias
Excessive expenses
Time consuming
all of above
It is best to use a census while conducting a survey if:
The population is large
the population is small
Time is limited to conduct the survey
cheaper method is needed
primary data is preferred over secondary data where:
Time available is short
Accuracy is important
Sufficient finance is not available
Much accuracy is not required
When population under investigation is infinite, we should use:
Sample method
Census method
Both (A) and (B)
None of these
