CBSE Class 11 Economics Collection of Data Worksheet Set A

Multiple Choice Questions

Question. Data collected by the investigator himself from the source is known as
(a) Primary source of data
(b) Secondary source of data
(c) Both (a) and (b)
(d) None of the above
Answer : A

Question. Reliability of sampling data depends on……………………..
(a) Size of sample
(b) Method of sampling
(c) Training of enumerators
(d) All of these
Answer : D

Question. The first stage of statistical study is …………………………..
(a) Analysis of data
(b) Presentation of data
(c) Organisation of data
(d) Collection of data
Answer : D

Question. Which is an economic activity?
(a) Production
(b) Consumption
(c) Distribution
(d) All of these
Answer : D

Question. This method involves study of each and every item of the universe –
(a) Sample
(b) Census
(c) Random sampling
(d) Quota sampling
Answer : B

Question. Which Of The Following Indicates A Stage Of Statistical Study?
(a) Collection of Data
(b) Presentation of Data
(c) Analysis of Data
(d) All of these
Answer : D

Question. Which of the following is a method of secondary data?
(a) Direct personal investigation
(b) Direct oral investigation
(c) Collection of information through questionnaire.
(d) None of these
Answer : A

Question. In ………………..... Paper slips are made for each item of the universe.
(a) Tippet Table
(b) Lottery Method
(c) Both A and B
(d) None of these
Answer : B

Question. Which is not considered as an economic activity?
(a) Banking
(b) Sujata helping her mother in the kitchen
(c) Agriculture
(d) Business
Answer : D

Question. What kind of data are contained in the census of population and national income estimates, for the government?
(a) Primary data
(b) Secondary data
(c) Internal data
(d) None of these
Answer : D

Question. Which of the following is a merit of a good questionnaire?
(a) Difficulty
(b) Not in proper order
(c) Invalid questions
(d) Less number of questions
Answer : D

Question. Schedules are to be filled by ……… .
(a) respondents
(b) investigators
(c) enumerators
(d) Any of these
Answer : C

Question. Which of the following is not an example of internal source of data?
(a) Profit and loss statement of a company
(b) Total sales of a company
(c) Data collected by NSSO
(d) All of the above
Answer : C

Question. A person responsible for conducting statistical enquiry is known as ……… .
(a) Informant
(b) Respondent
(c) Enumerator
(d) Investigator
Answer : D

Question. What kind of data is contained in the census of population and national income estimates, for the government?
(a) Internal
(b) Primary
(c) Secondary
(d) Both (b) and (c)
Answer : C

Question. ……… is known as second hand data.
(a) Sample data
(b) Primary data
(c) Secondary data
(d) None of these
Answer : C

Question. Which of the following data types is known as original data?
(a) Primary data
(b) Secondary data
(c) Both (a) and (b)
(d) Neither (a) nor (b)
Answer : A

Question. Which of the following sources of data has greater degree of accuracy?
(a) Internal source
(b) External source
(c) Both (a) and (b)
(d) Neither (a) nor (b)
Answer : A

Question. Which of the following is a source of collecting secondary data?
(a) Published
(b) Unpublished
(c) Both (a) and (b)
(d) Neither (a) nor (b)
Answer : C

Question. According to ………, if a random sample of adequate size is selected from a large population, it tends to possess the same attributes as of the population.
(a) law of statistical regularity
(b) law of sampling
(c) law of census
(d) None of the above
Answer : A

Question. Data collected from a local newspaper is an example of primary data.
Choose the most appropriate option from the given below.
(a) True
(b) False
(c) Partially true
(d) Incomplete statement
Answer : B

Question. Which of the following is method of collecting second hand information?
(a) Personal interview
(b) Telephonic interview
(c) Mailed questionnaire
(d) None of the above
Answer : D

Question. Which of the following method of collecting primary data has the widest reach?
(a) Direct personal investigation
(b) Telephonic interview
(c) Information from local correspondents
(d) Mailed questionnaire method
Answer : D

Question. Which of the following statistical errors is/are avoidable?
(a) Sampling
(b) Non-sampling
(c) Random
(d) All of the above
Answer : A

Question. When the population under study is in finite, sample survey should be used.
Choose the most appropriate option from the given below.
(a) True
(b) False
(c) Partially true
(d) Incomplete statement
Answer : A

Case Based MCQs

Direction Read the following case study and answer questions 61 to 65 on the basis of the same.
ABC Corporation Limited is a company which produces garments: Mr Viaan, who is the
manager of the company, keeps proper record of companies cost and revenue statement. In present time, due to rising competition from foreign companies as well as changing consumer’s taste and preferences, it has become really difficult for Mr Viaan to maintain ABC Corporation’s profit levels. In order to withstand foreign competition, Mr Viaan decided to conduct a survey to know about changing pattern of consumer’s demand across country. Also, in order to increase profits, it is important for the company to establish itself internationally by matching the demand of international buyer’s as well.

Question. Consumer’s demand for garments changes regularly. Which of the following method of collecting primary data is most suitable in this situation?
(a) Direct personal interview
(b) Indirect oral interview
(c) Information through local correspondents
(d) Telephonic interview
Answer : C

Question. Assertion (A) Telephonic interviews can be substituted for the situation where information related to changing pattern of demand is required, provided respondents are reluctant to give information.
Reason (R) Statistical information plays a vital role for the companies to keep earning profits.
Alternatives
(a) Both Assertion (A) and Reason (R) are true and Reason (R) is the correct explanation of Assertion (A)
(b) Both Assertion (A) and Reason (R) are true, but Reason (R) is not the correct explanation of Assertion (A)
(c) Assertion (A) is true, but Reason (R) is false
(d) Both are false
Answer : B

Question. Investigator choose wrong samples for conducting the survey to know about change in demand trends. This is referred to as ……… error.
(a) sampling
(b) non-sampling
(c) biased
(d) Both (a) and (c)
Answer : A

Question. Mr Viaan keeps proper record of statistical information related to the company. Which of the following source of data is represented in this case?
(a) Internal source of data
(b) External source of data
(c) Primary source of data
(d) Secondary source of data
Answer : A

Question. Which of the following survey method should be used to know the changing demand of the buyers?
(a) Census method
(b) Sample method
(c) Personal investigation
(d) Either (a) or (b)
Answer : B

I. SHORT ANSWER QUESTIONS

1. What is a variable?

2. In a village of 200 farms, a study was conducted to find out the cropping pattern. Out of the 50 farms surveyed, 50% grow wheat. Identify population and sample here.

3. Why is data collected?

4. What are samples?

5. Define population

6. What are open ended questions?

7. Name the agencies that collect data in India

8. Name the publication in which collected data is published in India by CSO.

II. SHORT ANSWER QUESTIONS 

1. Name the different ways of collecting data

2. What is Primary data? How is it collected?

3. What is secondary data? What are the different sources of secondary data?

4. Distinguish between Primary and Secondary data

5. Explain personal interview. What are its advantages and disadvantages?

6. What is pilot testing? Why is it done?

III. SHORT ANSWER QUESTIONS

1. Explain Mailing questionnaires. What are its advantages and disadvantages?

2. What are the factors that must be kept in mind while preparing a good questionnaire?

3. What are telephone interviews? What are its advantages and disadvantages?

4. What are the different methods of sampling?

5. What are the advantages of sampling?

6. What are sampling errors? Briefly explain the different Non-sampling errors

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