1
NDA 2018 Paper 1
MCQ (Single Correct Answer)
+2.5
-0.83
In a test in Mathematics, 20% of the students obtained "first class". If the data are represented by a pie chart, what is the central angle corresponding to "first class" ?
2
NDA 2018 Paper 1
MCQ (Single Correct Answer)
+2.5
-0.83
The mean and standard deviation of a set of values are 5 and 2 respectively. If 5 is added to each value, then what is the coefficient of variation for the new set of values?
3
NDA 2018 Paper 1
MCQ (Single Correct Answer)
+2.5
-0.83
The standard deviation $$\sigma$$ of the first N natural numbers can be obtained using which one of the following formulae?
4
NDA 2019 Paper 2
MCQ (Single Correct Answer)
+2.5
-0.83
If V is the variance and M is the numbers, then what is V + M2 equal to ?
Questions Asked from Statistics (Marks 2.5)
Number in Brackets after Paper Indicates No. of Questions
NDA Subjects
Mathematics
Algebra
Sets, Relations and FunctionsLogarithmsQuadratic Equations and InequalitiesSequence And SeriesBinomial TheoremMatricesDeterminantsPermutations and CombinationsProbabilityComplex NumbersVector AlgebraThree Dimensional GeometryStatistics
Trigonometry
Trigonometric Angles and EquationsInverse Trigonometric FunctionHeight and DistanceProperties of Triangles
Coordinate Geometry
Calculus
English
General Studies