1
NDA 2017 Paper 1
MCQ (Single Correct Answer)
+2.5
-0.83
In an examination, 40% of candidates got second class. When the data are represented by a pie chart, wheat is the angle corresponding to second class?
A
40$$^\circ$$
B
90$$^\circ$$
C
144$$^\circ$$
D
320$$^\circ$$
2
NDA 2017 Paper 1
MCQ (Single Correct Answer)
+2.5
-0.83
Consider the following statements :

Statement 1 : Range is not a good measure of dispersion.

Statement 2 : Range is highly affected by the existence of extreme values.

Which one of the following is correct in respect of the above statements?
A
Both Statement 1 and Statement 2 are correct and Statement 2 is the correct explanation of Statement 1
B
Both Statement 1 and Statement 2 are correct but Statement 2 is not the correct explanation of Statement 1
C
Statement 1 is correct but Statement 2 is not correct
D
Statement 2 is correct but Statement 1 is not correct
3
NDA 2017 Paper 1
MCQ (Single Correct Answer)
+2.5
-0.83
If the data are moderately non-symmetrical, then which one of the following empirical relationships is correct?
A
2 $$\times$$ Standard deviation = 5 $$\times$$ Mean deviation
B
5 $$\times$$ Standard deviation = 2 $$\times$$ Mean deviation
C
4 $$\times$$ Standard deviation = 5 $$\times$$ Mean deviation
D
5 $$\times$$ Standard deviation = 4 $$\times$$ Mean deviation
4
NDA 2017 Paper 1
MCQ (Single Correct Answer)
+2.5
-0.83
Data can be represented in which of the following forms ?

1. Textual form

2. Tabular form

3. Graphical form

Select the correct answer using the code given below.
A
Only 1 and 2
B
Only 2 and 3
C
Only 1 and 3
D
Only 1, 2 and 3
EXAM MAP
Medical
NEETAIIMS
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
Civil Services
UPSC Civil Service
Defence
NDA
Staff Selection Commission
SSC CGL Tier I
CBSE
Class 12