AMITY INTERNATIONAL SCHOOL, MAYUR VIHAR

SUBJECT: ECONOMICS
CLASS XI
DATE: 9/05/23
CENSUS AND SAMPLE METHODS OF COLLECTION OF DATA
CHAPTER 3
1 MARKS QUESTIONS (MCQ)

1. Exit polls is an interesting example of --------------------------.

(a) Haphazard sampling (b) Stratified sampling
(c) Quota sampling (d) Random Sampling

2. Under random sampling, each item of the universe has ……………. chance of being
selected.
(a) Equal (b) Unequal (c)Zero (d) None of these

3. ……………. Method is suitable for small size of population.

(a) Sample (b) Quota
(c) Census (d) None of these

4. Reliability of sampling data depends on…………………….

(a) Size of sample (b) Method of sampling
(c) Training of enumerators (d) All of these

5. Read the following statements carefully:

Statement 1: Purposive sampling is that method in which the investigator himself makes the
choice of the sample items which in his opinion are the best representative of the universe.
Statement2: Exit polls is an interesting example of random sampling.
In the light of the given statements, choose the correct alternative:
(a) Statement 1 is true and statement 2 is false
(b) Statement 1 is false and statement 2 is true
(c) Both statements 1 and 2 are true
(d) Both statements 1 and 2 are false

6. Read the following statement - Assertion (A) and Reason (R). Choose one of the correct
alternatives given below:
Assertion (A): Sample Method of investigation is economical.
Reason (R): In sampling method limited number of items are investigated.
(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 and Reason (R) is not the correct
(c) Assertion (A) is true but Reason (R) is false.
(d) Assertion (A) is false but Reason (R) is true

7. Read the following statement - Assertion (A) and Reason (R). Choose one of the correct
alternatives given below:
Assertion (A): In systematic sampling units of the population are numerically, geographically
and alphabetically arranged.
Reason (R): There is hardly any possibility of personal bias in this method.

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8. Read the following statement - Assertion (A) and Reason (R). Choose one of the correct
alternatives given below:
Assertion (A): Stratified Sampling is also called Mixed technique of sampling.
Reason (R): This method involves the mixture of both purposive sampling and random
sampling.

Short answer questions (3/4 marks)

1. What is the difference between universe and sample?

2. Distinguish between (i) sampling, and (ii) non-sampling errors. CBQ’s

3. Which of the following is a preferred method of statistical studies, and why? CBQ’s

4. Explain how reliability of Sampling Data can be attained?

5. "Random sampling is not Haphazard sampling. " Explain. CBQ’s

6. What are the essentials of a good Sample?

7. Define random sampling. How is it different from haphazard sampling? CBQ’s

8. How is random sampling better than systematic sampling? CBQ’s

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