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HSSC Senior Scientific Assistant (19-11-2023)
📆 November 18, 2024
Total Questions: 100
81.
Properties of the Distribution of Sampling Means include which of the following?
(a) Normal (Bell-Shaped) Distribution for Reasonably Large Sample Sizes
(b) Mean Equal to the Population Mean
(c) Spread of the Distribution Related to Population Variation and Sample Size
(d) All of the above
(e) Unattempted
Correct Answer:
(d) All of the above
82.
The Reserve Bank of India was set up on the basis of the recommendations of the:
(a) Hilton-Young Commission
(b) Hunter Commission
(c) Radhakrishnan Commission
(d) Narasimham Committee
(e) Unattempted
Correct Answer:
(a) Hilton-Young Commission
83.
The __________ is a statistical test that is used to compare proportions between two different groups.
(a) t-test
(b) p-test
(c) Chi-square test
(d) None of these
(e) Unattempted
Correct Answer:
(c) Chi-square test
84.
__________ is the method of choice for the separation of volatile substances or the volatile derivatives of certain non-volatile substances.
(a) Paper chromatography
(b) Thin layer chromatography
(c) Gas liquid chromatography
(d) None of the above
(e) Unattempted
Correct Answer:
(c) Gas liquid chromatography
85.
The Breeding Centre situated in Morni, Panchkula district is a purpose-built centre for the breeding of:
(a) blue peafowls
(b) chinkara
(c) pheasants
(d) Indian vulture
(e) Unattempted
Correct Answer:
(c) pheasants
86.
The value of 2.3 × 2.3 - 0.3 × 0.3 ÷ 2.3 × 2.3 - 2 × 2.3 × 0.3 + 0.3 × 0.3 is:
(a) 0.0125
(b) 0.25
(c) 1.3
(d) 0.5
(e) Unattempted
Correct Answer:
(c) 1.3
87.
__________ is the probability of disease, given a positive test result.
(a) Negative predictive value
(b) Positive predictive value
(c) Both positive and negative values
(d) None of the above
(e) Unattempted
Correct Answer:
(b) Positive predictive value
88.
Haryana State Industrial and Infrastructural Development Corporation had developed a Textile Park at:
(a) Barhi
(b) Manesar
(c) Rai
(d) Saha
(e) Unattempted
Correct Answer:
(a) Barhi
89.
In spectroscopy, phototubes are having a wavelength range of __________ nm.
(a) 150-1000
(b) 150-2000
(c) 150-3000
(d) None of these
(e) Unattempted
Correct Answer:
(a) 150-1000
90.
The total number of medals won by India in 2020 Tokyo Olympics was:
(a) 4
(b) 7
(c) 9
(d) 2
(e) Unattempted
Correct Answer:
(b) 7
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