Register
Filter

Recent questions in Exam Queries

0 votes
1 answer
121
NTA PhD Entrance Examination CS 2023| PART 1 | Question: 19
The variance of the sum obtained on $10$ independent rolls of a fair die is $175 / 6$ $173 / 3$ $177 / 5$ $175 / 2$
The variance of the sum obtained on $10$ independent rolls of a fair die is$175 / 6$$173 / 3$$177 / 5$$175 / 2$
User Avatar
0 votes
0 answers
122
NTA PhD Entrance Examination CS 2023| PART 1 | Question: 20
If the significance level is $5$ percent and the two-tailed test is applied, then compute the probability of the acceptance region. $0.05$ $0.02$ $0.01$ $0.95$
If the significance level is $5$ percent and the two-tailed test is applied, then compute the probability of the acceptance region.$0.05$$0.02$$0.01$$0.95$
User Avatar
0 votes
0 answers
124
NTA PhD Entrance Examination CS 2023| PART 1 | Question: 22
When the two variables mutually influence or reinforce each other, it is called Reciprocal Symmetrical Asymmetrical Proportional
When the two variables mutually influence or reinforce each other, it is calledReciprocalSymmetricalAsymmetricalProportional
User Avatar
0 votes
0 answers
126
NTA PhD Entrance Examination CS 2023| PART 1 | Question: 24
If the researcher had no speculation to begin with, then he may be searching to provide an explanation for findings on the premise of few theories. This concept is referred as Generalisation Conceptualization Aggregation Interpretation
If the researcher had no speculation to begin with, then he may be searching to provide an explanation for findings on the premise of few theories. This concept is referr...
User Avatar
0 votes
0 answers
127
NTA PhD Entrance Examination CS 2023| PART 1 | Question: 25
Association between two attributes that does not correspond to any real relationship, is called Partial association Illusory association Total association No association
Association between two attributes that does not correspond to any real relationship, is calledPartial associationIllusory associationTotal associationNo association
User Avatar
0 votes
0 answers
128
NTA PhD Entrance Examination CS 2023| PART 1 | Question: 26
A bell-shaped curve or the normal curve is termed as Mesokurtic Hecokurtic Recokurtic Leptokurtic
A bell-shaped curve or the normal curve is termed asMesokurticHecokurticRecokurticLeptokurtic
User Avatar
0 votes
0 answers
129
NTA PhD Entrance Examination CS 2023| PART 1 | Question: 27
Which of the following allows us to exclude variability from the experimental error, related to extraneous factors? Principle of Randomization Principle of Replication Principle of Local Control Principle of Formalization
Which of the following allows us to exclude variability from the experimental error, related to extraneous factors?Principle of RandomizationPrinciple of ReplicationPrinc...
User Avatar
0 votes
0 answers
130
NTA PhD Entrance Examination CS 2023| PART 1 | Question: 28
In a random selection of $64$ from $2400$ intersections in a small city, the mean number of car accidents per year is $3.2$ and the sample standard deviation is $0.8$. Estimate the standard error of mean. $0.097$ $0.032$ $0.015$ $0.057$
In a random selection of $64$ from $2400$ intersections in a small city, the mean number of car accidents per year is $3.2$ and the sample standard deviation is $0.8$. Es...
User Avatar
0 votes
0 answers
131
NTA PhD Entrance Examination CS 2023| PART 1 | Question: 29
Which type of questionnaire provide no scope for any personal view of a respondent? Open-ended Structured Unstructured Close-ended
Which type of questionnaire provide no scope for any personal view of a respondent?Open-endedStructuredUnstructuredClose-ended
User Avatar
0 votes
0 answers
133
NTA PhD Entrance Examination CS 2023| PART 1 | Question: 31
Scientific method is based on __________. subjective consideration probabilistic predictions empirical evidences relevant concepts Choose the most appropriate answer from options given below: A and B Only B, C and D Only A, B and D Only A, B and C Only
Scientific method is based on __________.subjective considerationprobabilistic predictionsempirical evidencesrelevant conceptsChoose the most appropriate answer from opti...
User Avatar
0 votes
0 answers
134
NTA PhD Entrance Examination CS 2023| PART 1 | Question: 32
The point on the curve $y=x^{2}+2 x-8$, where $x$ lies in $[-4,2]$ and the tangent is parallel to $x$-axis, is $(-1,-9)$ $(1,-9)$ $(1,9)$ $(2,-9)$
The point on the curve $y=x^{2}+2 x-8$, where $x$ lies in $[-4,2]$ and the tangent is parallel to $x$-axis, is$(-1,-9)$$(1,-9)$$(1,9)$$(2,-9)$
User Avatar
0 votes
0 answers
136
NTA PhD Entrance Examination CS 2023| PART 1 | Question: 34
An estimator should approach the value of population parameter, as the sample size becomes larger. This property is referred to __________. Property of Efficiency Property of Sufficiency Property of Consistency Property of Unbiasedness
An estimator should approach the value of population parameter, as the sample size becomes larger. This property is referred to __________.Property of EfficiencyProperty ...
User Avatar
0 votes
0 answers
137
NTA PhD Entrance Examination CS 2023| PART 1 | Question: 35
Let $\mathrm{V}$ and $\mathrm{W}$ be vector spaces, and let $\mathrm{T}: \mathrm{V} \rightarrow \mathrm{W}$ be linear. If $\mathrm{V}$ ... $\operatorname{nullity}(\mathrm{T})+\operatorname{rank}(\mathrm{T})>\operatorname{dim}(\mathrm{V})$
Let $\mathrm{V}$ and $\mathrm{W}$ be vector spaces, and let $\mathrm{T}: \mathrm{V} \rightarrow \mathrm{W}$ be linear. If $\mathrm{V}$ is finite dimensional, then which o...
User Avatar
0 votes
0 answers
138
NTA PhD Entrance Examination CS 2023| PART 1 | Question: 36
Size of standard error varies Directly proportional to the sample size Inversely proportional to the sample size Equal to the sample size One third of the sample size
Size of standard error variesDirectly proportional to the sample sizeInversely proportional to the sample sizeEqual to the sample sizeOne third of the sample size
User Avatar
Page: