Class XI
Economics - Statistics
Chapter-2
Collection of Data
Assignment
Economics - Statistics
Chapter-2
Collection of Data
Assignment
Total Marks = 30
Q.1. Name the different methods of
collecting Primary Data. (1)
Q.2. What are the two sources of
collection of Secondary Data? Name them. (1)
Q.3. Name the quaterly journal in which
data collected by NSSO are published. (1)
Q.4. "It is not safe to take the published sources at their
face value without knowing their meaning and limitations." Who stated
this?
(a) Wessel (b) M.M. Blair
(a) Wessel (b) M.M. Blair
(c) Bowley
(d) None of these (1)
Q.5. Differentiate between Primary and
Secondary Data. (3)
Q.6. What is a Pilot Survey? Is it
useful? Explain giving valid reasoning.
Or
Name the most popular comprehensive
enquiry conducted in India. What are its salient features? What are the
important types of data published in it? (3)
Q.7. Distinguish between Direct Personal
Investigation and Indirect Oral investigation. Which one gives more accurate
results? Give reason.
Or
What are the advantages and
disadvantages of method of collecting Primary data through Local Correspondents? (4)
Q.8. What are the kinds of errors that
you envisage in the process of collection of data? (4)
Q.9. Describe the Questionnaire method
of collecting Primary data. What precautions must be taken while preparing a
questionnaire? Is there any difference between a Questionnaire and a Schedule? (1+4+1)
Q.10. Mention any six published sources
for collection of Secondary data with examples. (6)
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