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Kerala PSC Statistical Assistant GR II / Statistical Investigator GR II / Computer Operator GR II Previous Question Paper – 038/2018/OL

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Post NameSTATISTICAL ASSISTANT GR II / STATISTICAL INVESTIGATOR GR II / COMPUTER OPERATOR GR II
DepartmentECONOMICS AND STATISTICS
Question Paper Code038/2018/OL
Category Code238/2017
Date of Test25 July 2018
Medium of QuestionENGLISH
Exam TypeOnline Examination
Total Questions100
1
Hortus Malabaricus was published under the patronage of
Answer
B. Admiral Vanreed
2
Among the following countries who initiated the scientific agriculture in Kerala ?
Answer
D. Dutch
3
The year in which Trippadidanam was carried out by marthanda Varma in
Answer
A. 1750
4
When was Malayali Memorial submitted to the king ?
Answer
C. 1891
5
'Samatva Samajam' probably the first social organization of Kerala was initiated by
Answer
B. Vaikunda Swami
6
Nair Service Society was established in the year
Answer
A. 1914
7
Who started 'Sadhujanaparipalana Yogam' ?
Answer
D. Ayyankali
8
Among the following who was the owner of the paper 'Swadeshabhimani' ?
Answer
C. Vaikom Abdul Khader Moulavi
9
The 1999 Kargil war also known as
Answer
A. Operation Vijay
10
The only licensed National Flag production unit in India
Answer
B. Hubli
11
First Nationalized Bank in India is
Answer
C. SBI
12
Who is the father of Indian Space Programme ?
Answer
D. Vikram Sarabhai
13
Which friend of Raja Ram Mohan Roy helped him in the Brahmo Samaj Movement ?
Answer
B. Dwarakanath Tagore
14
When did Indian Constitution come into force ?
Answer
D. 1950 January 26
15
Who was the first deputy Prime Minister of Independent India ?
Answer
A. Sardar Vallabhbhai Patel
16
How many members are nominated by the President of India to Rajya Sabha ?
Answer
C. 12
17
'Right to Education for children in India' did come in to force on
Answer
C. 2010 April 1
18
Where did Indias `1^(st)` ATM install ?
Answer
D. Mumbai
19
Head quarters of Kerala Gramin Bank is situated at
Answer
B. Malappuram
20
Who is the `14^(th)` President of India ?
Answer
B. Ram Nath Kovind
21
Find the value of m if the function f(x) = {3 if −∞ < x < 1; mx + 5 if 1 ≤ x < ∞} is continuous at x = 1.
Answer
C. −2
22
Which of the following real-valued functions f: ℝ → ℝ is not differentiable at x = 0?
Answer
B. f(x) = |x|
23
If the complex function f is defined by f(z) = z/(z − 3), find ∫꜀ f(z) dz if C is the circle |z − 1| = 1.
Answer
A. 0
24
Which of the following is not a solution of the differential equation y″ − 5y′ + 6y = 0?
Answer
B. eˣ
25
In which of the following intervals is the function f(x) = 2x³ − 3x² + 2 increasing?
Answer
D. (2, 3)
26
How many generators are there for the cyclic group ℤ₄?
Answer
B. 2
27
Find the value of lim as x → ∞ of (4x² − 5x + 4)/(2x² + x − 2).
Answer
D. 2
28
If the function f is continuous, ∫₁² f(x) dx = 3 and ∫₁⁴ f(x) dx = 7, then the value of ∫₂⁴ f(x) dx is:
Answer
A. 4
29
Which of the following is not an eigenvalue of the matrix [[2, 1, 3], [0, 1, 0], [0, 1, 4]]?
Answer
C. 3
30
∫₀^(π/2) cos⁴ x dx =
Answer
D. 3π/16
31
The smallest number with 15 divisors is
Answer
C. 144
32
The remainder when 2¹⁰⁰⁰ is divided by 17 is:
Answer
A. 1
33
If α, β and γ are the roots of x³ + px² + qx + r = 0, then the value of α² + β² + γ² is:
Answer
A. p² − 2q
34
Which of the following pairs of vectors are perpendicular to each other ?
Answer
D. 4i + 3j - 2k and i + 4j + 8k
35
If Z represents the set of all integers and +,. represents usual addition and multiplication of integers respectively, which of the following is not a group ?
Answer
B. (Z, .)
36
If tan A = 1/5 and tan B = 2/3, then A + B =
Answer
D. 45°
37
If C(n, 3) = C(n, 15), then n =
Answer
B. 18
38
The local maximum point of the function f(x) = x³ − 3x² − 9x + 4 is at:
Answer
C. x = −1
39
Which of the following is true about the real function f(x) = ⌊x⌋, −5 ≤ x ≤ 5?
Answer
C. f(x) has only finitely many discontinuities
40
The period of the function f(x) = sin 2x is:
Answer
A. π
41
The absolute value of the cross elasticity of demand of two goods X and Y are zero, then the goods are
Answer
C. Independent
42
Which one of the following is a measure of monopoly power of the firm ?
Answer
A. Lerner Index
43
The absolute value of the slope of the isoquant is called
Answer
D. Marginal rate of technical substitution
44
Which of the following degrees of price discrimination is a case of charging a different price in different markets?
Answer
C. Third degree
45
Economic values expressed in current prices are termed as
Answer
B. Nominal values
46
The interest rate is determined by the intersection between the supply of loanable funds and the demand for loanable funds is given by
Answer
C. Neoclassicals
47
The purchasing power parity theory is associated with
Answer
B. Gustav cassel
48
The long run supply curve of a decreasing cost industry under perfect competition is
Answer
D. Negatively sloped
49
The book 'Development as Freedom' is written by
Answer
B. Amartya Sen
50
The 'ratchet' effect is related to which of the following consumption hypothesis
Answer
C. Relative income hypothesis
51
Equal treated equally in taxation leads to
Answer
B. Horizontal equity
52
Gilt-edged market deals with
Answer
D. Govt. securities
53
Which one of the following are the cost of inflation ?
Answer
D. All the above
54
The ratio of the change in the overall money supply to a given change in the monetary base is called
Answer
A. Money multiplier
55
If the accommodating capital is zero in the balance of payments of a country, there will be
Answer
C. Equilibrium in the balance of payments
56
The rate at which RBI borrows from commercial banks is called
Answer
D. Reverse Repo rate
57
NITI Aayog is a replacement of
Answer
A. Planning Commission
58
Which one of the following is not a part of outside money ?
Answer
A. Bank deposit
59
Which of the following is the condition of shut down point of a firm ?
Answer
B. Price equals average variable cost
60
The law of increasing state activity was propounded by
Answer
A. Adolf Wagner
61
Which principle has important bearing on the capital revenue classification ?
Answer
C. Principle of materiality
62
Which of the following is used for International monetary transfer ?
Answer
A. SWIFT
63
Who developed the 4Ps of marketing ?
Answer
C. McCarthy
64
Assets appearing in the books but not having any real value are known as
Answer
A. Fictitious assets
65
Employee morale relates to
Answer
D. Attitude
66
Which of the following documents defines the scope of the company's activities ?
Answer
B. Memorandum of association
67
Which of the following items is not taken into account while computing quick ratio ?
Answer
B. Bank overdraft
68
The first mutual fund scheme in India was introduced by
Answer
C. Unit Trust of India
69
"Student" word may be used for
Answer
A. t-test
70
A plan expressed in quantitative terms is known as
Answer
D. Budget
71
For all normal goods, income elasticity of demand is
Answer
C. Positive
72
Goods withdrawn by the proprietor for his personal use are
Answer
B. Deducted from purchases
73
TQM's major emphasis is on
Answer
C. Product quality
74
Packing cost is an item of
Answer
D. Selling overhead
75
Civil liability of a company auditor is for
Answer
A. Negligence
76
Pareto's law is concerned with
Answer
D. ABC analysis
77
A company can purchase its own
Answer
D. All the above
78
360 degree method relates to
Answer
B. Performance appraisal
79
Which of the following is not a capital asset under capital gains head of income ?
Answer
A. Stock in trade
80
Garner vs Murray relates to
Answer
B. Insolvency
81
Independent events A and B would be consistent with which of the following statements?
Answer
B. P(A) = 0.4, P(B) = 0.5, P(A ∩ B) = 0.2
82
If each of two independent file servers has a reliability of 93% and either alone can run the web site, then the overall web site availability is
Answer
A. 0.9951
83
A major airline company is concerned that its proportion of late arrivals has substantially increased in the past month. Historical data shows that on the average 18% of the company airplanes have arrived late. In a random sample of 1240 airplanes, 310 airplanes have arrived late. If we are conducting a hypothesis test of a single proportion to determine if the proportion of late arrivals has increased. What is the value of the calculated test statistic ?
Answer
B. 6.416
84
The owner of a fish market has an assistant who has determined that the weights of catfish are normally distributed, with a mean of 3.2 pounds and standard deviation of 0.84 pounds. If a sample of 16 fish is taken, what would the standard error of the mean weight equal ?
Answer
C. 0.210
85
A type I error occurs when we
Answer
B. Reject a true null hypothesis
86
A 95% confidence interval for a population mean is (8, 13). What conclusion should be made when testing H₀: μ = 15 versus H₁: μ ≠ 15 at α = 0.05?
Answer
A. Reject H₀ in favor of H₁
87
Given the correlation coefficient measuring the association between X and Y is 0.70, what can you say about the coefficient of determination ?
Answer
A. 0.49
88
According to a survey of the top 10 employers in a major city in the Midwest, a worker spends an average of 413 minutes a day on the job. Suppose the standard deviation is 25 minutes and the time spent is approximately a normal distribution. What are the times that approximately 95.45% of all workers will fall ?
Answer
C. [363 463]
89
When using the normal distribution to obtain the bounds for a 99.73 percent of the values in a population, the interval generally will be __________ the interval obtained for the same percentage if Chebyshev's theorem is assumed (empirical rule).
Answer
A. Wider than
90
Suppose a package delivery company purchased 14 trucks at the same time. Five trucks were purchased from manufacturer A, four from B and five from manufacturer C. The cost of maintaining each truck was recorded. The company used ANOVA to test if the mean maintenance cost of the trucks from each manufacturer were equal. To apply the F test, how many degrees of freedom are in the denominator ?
Answer
C. 11
91
The chi-square distribution can assume
Answer
A. Only positive values
92
A regression equation was computed to be Y = 35 + 6X. The value of the 35 indicates that
Answer
A. A regression line crosses the Y axis at 35
93
Until this year the mean braking distance of a Nikton automobile moving at 60 miles per hour was 175 feet. Nikton engineers have developed what they consider a better braking system. They test the new brake system on a random sample of 64 cars and determine the sample mean braking distance x = 167 feet (assume the population standard deviation is known to be 32 feet). How many cars should be tested if Nikton wants to be 95% confident of being within 1 foot of the population mean braking distance ?
Answer
B. 3934
94
When carrying out a large-sample test of H₀: μ = 10 versus Hₐ: μ > 10 using a critical value, H₀ is rejected at significance level α when the calculated test statistic is:
Answer
D. Greater than zα
95
If the standard deviation of a set of scores is 7.5, what would the value of the standard deviation become if 5 points were added to every score in the set ?
Answer
D. Stay the same
96
The distribution of salaries for most business is known to be skewed to the right or positively skewed. Which of the following would be the BEST measure to determine the location of the center of the distribution ?
Answer
B. Median
97
According to a recent survey approximately 25% of all college students work full time (that is, there is 0.25 probability for any given student to work full time). If the random variable X represents the number of students who work full time in samples of size 10, what is the expected value of X ?
Answer
B. 2.5
98
To determine if a diet supplement is useful for increasing weight, patients are weighed at the start of the program and at the end of the program. This is an example of a(n)
Answer
A. Test of paired differences
99
Suppose we are testing the difference between two proportions at the 0.05 level of significance. If the computed Z is -1.07, what is our decision ?
Answer
B. Do not reject the null hypothesis
100
Using two independent samples, two population means are compared to determine if a difference exists.The number in the sample is fifteen and the number in the second sample is twelve. How many degrees of freedom are associated with the critical value ?
Answer
B. 25

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