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1. Two cards are drawn at random from a pack of 52 cards. What is the probability that both are queens?

A

1/221

B

1/13

C

2/13

D

1/28

2. What is the polynomial passing through the points (1, 3) and (2, 4)?

A

2X + 3

B

X + 2

C

X + 5

D

3X + 2

3. Which of the following scales is the highest level of scale?

A

internal scale

B

ratio scale

C

ordinal scale

D

nominal scale

4. The pre-test should be done by the ______ regardless of the actual mode of administration that will be used.

A

telephonic interview

B

mailing

C

observation

D

personal interview

5. The regression line of Y on X passes through the plotted points in such a manner that ______.

A

∑(XC – X) = 0

B

∑(YC – Y) = 0

C

∑(Y – YC) = 0

D

∑(X – XC) = 0

6. Calculate mode for the following data. 1, 3, 5, 9, 11, 5, 13, 5, 11, 9, 12, 5, 3, 1, 8

A

9

B

5

C

11

D

3

7. In which of the following scales, we conclude that one category is superior to the other?

A

Ratio scale

B

Ordinal scale

C

Interval scale

D

Nominal scale

8. Which of the following is an advantage of general fertility rate?

A

It give a heterogeneous figure

B

It is simple

C

It is comparable

D

It is a probability rate

9. What is the value of P(3) corresponding to polynomial P(x) passing through the points (0, 5), (1, 6) and (2, 8)?

A

10

B

15

C

11

D

8

10. If there were 1,96,413 students in the final year of a secondary school in 2020, then the number of that cohort of students that started first year of secondary school was 2,62,960. Calculate retention rate.

A

47.7 percent

B

74.7 percent

C

44.7 percent

D

77.4 percent

11. Binary type qualitative data is also termed as ______ classified.

A

contingent

B

manifold

C

dichotomous

D

cross-sectional

12. X and Y are independent events such that P (Y) = 0.3 and P (X∪Y) = 0.6, then what is the value of P (X)?

A

2/7

B

1/3

C

1/6

D

3/7

13. ______ leads to fallacious conclusion as it inflates the number of potential mothers.

A

General Fertility Rate

B

Gross Reproduction Rate

C

Specific Fertility Rate

D

Net Reproduction Rate

14. Under primary data, ______ enquiries have to be conducted to gather the data.

A

old

B

confidential

C

irrelevant

D

fresh

15. ______ is broadly thought of as the movement by individuals, groups or populations seeking to make relatively permanent changes of residence.

A

Fertility

B

Migration

C

Mortality

D

Transfer

16. If the mean of 3, 5, 6, 10, 12 and x is 7, then calculate the value of x.

A

7

B

8

C

6

D

9

17. Time and motion study is the example of ______.

A

observation

B

interview

C

mailing

D

questionnaire

18. ______ include such sources that belong to the organization with which the decision maker is associated.

A

External sources

B

Internal sources

C

International organisation

D

National organisations

19. The number of observations corresponding to a particular class is known as the ______.

A

class marks

B

class frequency

C

class intervals

D

class limits

20. Fisher`s ideal index is ______.

A

median of laspeyre`s and paasche`s index

B

average of laspeyre`s and paasche`s index

C

geometric mean of laspeyre`s and paasche`s index

D

harmonic mean of laspeyre`s and paasche`s index