| Post Name | Research Officer - Economics and Statistics |
|---|---|
| Question Paper Code | 123/2021 |
| Category Code | 138/2020 |
| Date of Test | 30 November 2021 |
| Medium of Question | ENGLISH |
| Exam Type | OMR Examination |
| Total Questions | 100 |
1
A method of data collection which is free from sampling errors?
Answer
A. Census Survey
2
The variance of the mean of a sample from a systematic sampling inflates if correlation
between units in the sample is :
Answer
A. Positive
3
Which of the following statement is true for cluster sampling?
Answer
B. Cluster sampling will be efficient if the variation between cluster means is as
small as possible white variation within the clusters is as large as possible
4
In classification, the data are arranged according to :
Answer
B. Resemblance
5
The heading of rows given in the first column of a table are called :
Answer
C. Stubs
6
In exclusive and inclusive classifications, the data are classified according to :
Answer
D. Class intervals
A 3
7
Which of the following diagram is used to represent the monthly expenditure of different
items consumed by a family?
Answer
C. Pie diagram
8
Which measure of central tendency is most affected by extreme values?
Answer
A. Arithmetic mean
9
For a positive skewed distribution, the relation between mean, median and mode is :
Answer
C. Mean > Median > Mode
10
The measures used to calculate the variation present among the observations in the unit of
the variable is called The measures used to calculate the variation present among the
observations in the unit of the variable is called Which measure is used to calculate the
variation among observations in the unit of the variable?
Answer
Question Cancelled
11
If X ~ N 0,1 and Y X 2 , then Cov X ,Y is :
Answer
C. 0
12
If most of the points lie in the first and third quadrants of a scatter diagram then coefficient
of correlation is :
Answer
A. Positive
13
A measure which examines the association between a dependent variable and an
independent variable after factoring out the effect of other independent variables is :
Answer
C. Partial correlation coefficient
14
A measure used to study the possible presence of multicollinearity is:
Answer
C. Correlation matrix
15
Solutions which satisfy the linear constraints and non-negativity conditions of a L.P.P. is
called :
Answer
B. Feasible solution
16
Maximum value of x 2 2 y 2 subject to the constraint x 2 y 2 1 is :
Answer
C. 2
17
Moving average method of fitting trend removes the effect of
Answer
D. Short term variations
18
A cycle in a time series is the difference between :
Answer
D. None of these
19
The Price quotations for consumer price index numbers are collected from :
Answer
A. Retailers
20
The standard number of births 10,000 originating a life table is called :
Answer
B. Radix
21
Each of two students tosses three unbiased coins. What is the probability that they obtain the same number of heads?
Answer
C. 5/16
22
If A and B are two independent events such that P(A) = 1/3, P(B) = 1/5 and P(A/B) + P(B/A) = 2/3, then P(Aᶜ ∪ Bᶜ) =
Answer
Question Cancelled
23
In a random arrangement of the letters of the word ‘MATHEMATICS’, the probability that all the vowels come together is:
Answer
D. 4/165
24
Let X and Y be two independent exponential random variables with means 1/2 and 1/4, respectively. Then the distribution of min(X, Y) is:
Answer
C. Exponential with mean 1/6
25
If X is a uniform random variable defined over (0, 5), the probability that the roots of the equation 4a² + 4Xa + (X + 2) are real is:
Answer
A. 3/5
26
What is the expected number of failures preceding the first success in an infinite series of independent trials with constant probability p of success in each trial?
Answer
A. q/p
27
If X and Y are two binomial random variables with parameters n, p and n, s respectively.
If p s , which of the following relation is true for X and Y ?
Answer
B. P X x P Y x
28
Which of the following statement is true for a Poisson random variable X with parameter a?
Answer
B.
a E X 1 E X 2
29
For n > 4 and n < 30, the t-distribution is :
Answer
Question Cancelled
30
For a normal curve the Q.D, MD and SD are in the ratio :
Answer
D. 10:12:15
31
If the variance of an estimator attains the
Answer
A. Most efficient
32
For a random sample X 1 , X 2 ,..., X n from U , 2 , the unbiased estimator of is :
Answer
C. (Min X i + Max X i )
33
If X 1 , X 2 ,..., X n is a random sample from N 0, . A complete statistic for is :
Answer
B. X 12
34
Degrees of freedom of a statistic is related to :
Answer
C. Number of independent observations in a set
35
Given a random sample X 1 , X 2 ,..., X n from the distribution with density function
1
f x , = , 1 x . A best critical region for testing the null hypothesis H 0 : 0
x 2
against H1 : 0 is :
x 1 x 1
Answer
D. None of these
1
A 7 123/2021
36
If p₁ and p₂ are not identical, then the standard error of the difference of proportions (p₁ − p₂) is:
Answer
C. √[(p̂₁q̂₁/n₁) + (p̂₂q̂₂/n₂)]
37
The hypothesis that the population variance has a specified value can be tested by :
Answer
A. Chi-square test
38
How will affect the power of a test if the size of the test is reduced?
Answer
Question Cancelled
39
The assumption for testing the equality of several population means by F-test is :
Answer
C. Population variances are homogeneous
40
For a b contingency table, the number of degrees of freedom equals :
Answer
C. a 1 b 1
41
Match the following five year plan with their objectives :
(i) Third Five year Plan
Answer
B. Growth with Stability
(iii) Fifth Five Year Plan
42
Which of the following with regard to the aims of the “The Methanol Economy Programme”
initiated by NITI Aayog are correct?
(i) Reduce oil import bills
(ii) Reduce Green House Gases
(iii) Convert Indian coal reserves and municipal solid waste into methanol
(iv) Create New Jobs by setting up Methanol Plants
Answer
C. All the statements are true
43
Among the following who is not a member of the Governing Council of NITI Aayog :
Answer
A. President, Government of India
44
Which of the following is/are not true about the recommendation made by the 15th Finance
Commission?
(i) The share of the states in the sharable amount of taxes is increased from
41% to 45%
(ii) All states must constitute a State Finance Commission (SFC) on or before
March 2024
(iii) The Professional Tax levied by the Local Governments may be kept unchanged for
the next five years
(iv) The size of the grant to the local government can be 20% of the states share
Answer
C. Only statement (ii) is true
45
The first State Finance Commission of Kerala Was constituted on :
Answer
A. 23rd April 1994
46
The Special Purpose Vehicle (SPV) for implementation of major projects in Local Self
Governments in Kerala :
Answer
D. IMPACT KERALA
47
Which among is not a part of the Document submitted to the parliament along with Budget
speech by the Finance Minister?
Answer
A. Statement of Income from Direct and Indirect taxes
48
The scheme associated with providing ‘record of Rights’ to the property owners in rural area
by Government of India is :
Answer
B. SVAMITVA Scheme
49
The first Scientific Attempt to Measure National Income of India in 1931 was made by :
Answer
B. V. K. R. V. Rao
50
Among the following, which are the schemes that are networked to provide “bare necessities”
to a household by the Government of India :
Answer
C. Swachh Bharat Mission, Pradhan Mantri Awaas Yojana, Jal Jeevan Mission,
Saubhagya Yojana
51
Assume that a country produces only bread and it produced 2000 units of bread for the
year 2010 at a price of Rs. 25 per bread. In 2011, the total amount of bread it produced
increased to 2200 and the price was Rs.30 per bread. Taking 2010 as base year, what is the
GDP deflator in percentage terms?
Answer
D. 120%
123/2021 10 A
52
Ministry that is responsible for preparation of National Income Accounts in India :
Answer
Question Cancelled
53
Which of the following is not correct?
Answer
C. NDPFC = GNPFC − Depreciation + Net income from abroad − Indirect tax + Subsidies
54
Number of Public Sector Units under the Department of Industries and Commerce
Government of Kerala for the year 2019-20 are :
Answer
B. 42
55
As per the Population census of 2011, among the following district which has a lower literacy
rate than the overall literacy rate of the state of Kerala :
Answer
A. Thiruvananthapuram
56
Among the following sentences, choose the wrong one :
Answer
D. The overall Sex ratio of India has been on an increase in every census since
Independence
A 11 123/2021
57
Among the following, which is not one of the criteria used to measure deprivation in the Socio
Economic and Caste Census of 2011 :
Answer
D. Household with out a Sanitary Latrine
58
According to the Economic survey of 2020-21,the highest rice and wheat producing state in
India are :
Answer
A. West Bengal and Uttar Pradesh
59
Match the following related to Poverty estimation in India :
(i) Working Group
Answer
C. Poverty Line Rs. 972 in Rural Areas
and Rs. 1,407 in Urban Areas
(iv) Rangarajan Committee
60
The inflation target of the Central Government of India, (in consultation with RBI) for the
year April 1,2021 to March 31, 2026 is set at :
Answer
A. 4% (with the upper tolerance level of 6% and the lower tolerance level of 2%)
61
As per the notification of government of India March 2021, the daily wage of an MGNREGA
unskilled Manual worker for the year 2021 in Kerala is:
Answer
B. Rs.291
62
Which of the following statement related to Prime Minister Employment Generation
Programme (PMEGP) is not true?
Answer
D. There is no minimum educational qualification for applying for the scheme
63
Scheme announced by the government of India to create New Employment and restoration of
loss of employment During COVID 19 is :
Answer
B. Aatmanirbhar Bharat Rozgar Yojana
64
Read the following sentences
(i) The expenditure as percentage of GDP on Health and Education by Government
of India has been on an increase since 2015
(ii) The total expenditure as percentage of GDP on Health and Education by
Government of India has remained less than 8% since 2015
Answer
C. Statement (i) is false and (ii) is true
65
From the following codes, select the Four codes which are formulated by amalgamating
29 Central labour laws as part of the labour market reforms in India during the year 2019
and 2020 :
(i) The Code on Wages, 2019,
(ii) The Code of Industrial Welfare 2019
(iii) The Occupational Safety, Health and Working Conditions Code, 2020
(iv) The Code on Social Security, 2020
(v) The Farmers Empowerment and Protection Code 2020
(vi) The Industrial Relations Code, 2020
Answer
Question Cancelled
66
Among the following, which is not one of the four Pillars of the policy framework for Nava
Kerala (New Kerala) :
Answer
D. Haritha Bhavanam — Green House Project
67
The literacy Programme for Migrant workers implemented in Kerala is :
Answer
B. Changathi
68
Among the following which state has the highest rate of Infant mortality rate during the
period 2015-2020 :
Answer
D. Andhra Pradesh
69
As per the forest survey of India report, 2019, the percentage of forest cover to the total
geographical area in India is :
Answer
C. 21.67%
70
As per the Census of India 2011, the Percentage of Urban Population in India is :
Answer
A. 31.16%
71
If A.M and G.M of two positive numbers a and b are 10 and 8 respectively. Then the value of
a and b are :
Answer
B. 4, 16
72
HCF and LCM of two numbers are 21 and 84 respectively. If the ratio of the two numbers are
1 : 4 then larger of the two number is = ?
Answer
C. 84
73
The income of a person is 3,00,000 in the first year and he receives an increase of Rs. 10,000
to his income per year for the next 19 years. Find the total amount, he received in 20 years :
Answer
A. 79,00,000
74
Lim ____________?
x 0 x
Answer
B. 1
75
Degree of the differential equation 2 x 2
x y 0 is:
dx dx
Answer
A. 2
76
If U n is a convergent series of positive terms, then Lt U n is :
x
Answer
Question Cancelled
77
1 1 1 1 ?
2 3 4
2 2
Answer
A. log e
78
The eccentricity of an ellipse is?
Answer
D. 0 e 1
79
Calculate the value of 1.01 0.99 ? correct to six decimal places :
Answer
A. 0.01
80
Evaluate
0
Answer
C. 128
81
The equation 2x y 5, x 3 y 5, x 2 y 0 have :
Answer
B. One solution
82
The series p
p p convergent if :
1 2 3
Answer
C. p 1
83
A bag contains 5 black and 6 red balls. Determine the number of ways in which 2 black and 3
red balls can be selected :
Answer
C. 200
84
The distance of 2, 3 from x y 1 is :
Answer
D. 2 2 units
85
In a Committee, 50 people speak French, 20 speak Spanish and 10 speak both Spanish and
French. How many speak atleast one of these two languages?
Answer
D. 60
86
Which of the following computer generation uses concept of artificial intelligence?
Answer
Question Cancelled
87
If f x x a continuous function?
1 if x 0
Answer
Question Cancelled
88
Let y1 x and y2 x be the solutions of the differential equation y 17 with initial
dx
conditions y1 0 0 y2 0 1. Then :
Answer
A. y1 and y2 will never intersect
89
The general solution of the differential equation tan 2x is ...?
dx x
y y
Answer
D. None of these
y
90
A function f : Z Z defined by : f x x 2 is
Answer
C. Neither One to one nor Onto
91
Who among the following led the party of Akalis at Vaikom?
Answer
A. Kripal Singh
92
“Though intelligent and educated men were not wanting among the members of the Ezhava
community, not one of them held an appointment carrying a salary of Rs. 5 or more.” This
statement about the Ezhavas at the end of the 19th Century was first made in which of the
following document?
Answer
C. Travancore Memorial, 1891
93
Which one of the following newspapers was published from Trivandrum?
Answer
B. Samadarsi
94
“Of the human species is even a Brahmin born,
as is the Pariah too,
Where is difference then in caste as between man and man?”
This verse is taken from
Answer
B. Jatinirnayam
95
Dharmakalasala-a Workmen Residential University was envisaged and founded by :
Answer
D. Dr.P.Palpu
96
Who authored the book Representative Indians?
Answer
A. G.P.Pillai
97
The pioneer of Islahi movement in Kerala :
Answer
C. Vakkom Abdul Khader Moulavi
98
Which of the following statements is/are true?
(i) Kalahinidamanakam is a Malayalam translation of Shakespeare’s drama
Macbeth
(ii) Kalahinidamanakam was written by Kochunni Thampuran
(iii) Kalahinidamanakam was a Malayalam translation of the English drama Taming
of the Shrew
(iv) Kalahinidamanakam was written by Kandathil Vargheese Mappila
Answer
D. Only (iii) and (iv)
99
Cheramar Mahajana Sabha was founded by :
Answer
B. Pambadi John Joseph
100
Which of the following quandruple are members of the Quadrilateral Security Dialogue
(QUAD)?
Answer
D. India, USA, Australia, Japan
————————
123/2021 18 A
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