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1. If a particular question needs clarification, then it should be marked or lettered and the explanation should be provided in ______

A

subject

B

headnotes

C

footnotes

D

covering letter

2. Data collected originally for the present investigation are referred to as ______

A

confidential data

B

primary data

C

secondary data

D

present data

3. ______ questionnaire refers to the degree of standardisation imposed on the questionnaire

A

Unstructured

B

Structured

C

Balanced

D

Unbalanced

4. In ______, data are arranged on the basis of their ranks or quality.

A

nominal scale

B

ratio scale

C

ordinal scale

D

interval scale

5. ______ measures the extent to which mothers produce female infants who survive to replace them.

A

Net Reproduction Rate

B

General Fertility Rate

C

Total Fertility Rate

D

Gross Reproduction Rate

6. ______ classification refers to the classification of data according to some characteristics that can be quantified or measured.

A

Cross-sectional

B

Qualitative

C

Uni-variate

D

Quantitative

7. Four balls are drawn at random from a bag containing 5 white and 4 black balls. What is the probability that 2 black and 2 white balls are drawn?

A

5/21

B

10/21

C

10/19

D

5/7

8. If five coins are tossed together, then what is the probability of getting at least one head?

A

31/32

B

1/64

C

1/32

D

63/64

9. ______ refers to the middle value in a distribution

A

Median

B

Harmonic mean

C

Mode

D

Arithmetic mean

10. Time reversal test is satisfied when ______.

A

P01 × P20 > 0

B

P02 × P10 < 1

C

P01 × P10 = 1

D

P01 × P10 = 0

11. Both the regression coefficients cannot exceed ______.

A

two

B

three

C

one

D

zero

12. What is the value of P(1) corresponding to polynomial P(x) passing through the points (0, 3) and (1, 5)?

A

5

B

3

C

8

D

6

13. ______ is/are the lowest and the highest values that can be included in the class

A

Class intervals

B

Class mark

C

Class limits

D

Class frequency

14. Theoretically, the best average in the construction of index number is _____

A

harmonic mean

B

median

C

mode

D

geometric mean

15. If an attribute possesses more than two categories which can be arranged in ascending/descending order, then it is termed as ____

A

nominal data

B

internal data

C

ordinal data

D

binary data

16. In chronological classification, data are classified on the basis of ____

A

time

B

location

C

attributes

D

class-interval

17. Regression line of Y on X is Y = 11.9 – 0.65X. Calculate the value of Y, when X = 2

A

–5.4

B

10.6

C

5.4

D

–10.6

18. Schedules contain questions which are asked by enumerators from respondents but the answers are filled in by the ____

A

respondents

B

enumerators

C

government

D

employees

19. The letters K, L, B, C and A are rearranged to form the word BLACK. What is its probability?

A

1/120

B

1/5

C

1/180

D

1/30

20. What is the value of P(0) corresponding to polynomial P(x) passing through (0, 1) and (1, 5)?

A

1

B

32

C

2

D

4