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B:-Line of unequal distribution
CLine of equal distribution
D:-Line of poverty.
Correct Answer:- Option-C
Question30+1£ 25% of the items in a distribution are less than 10 and 25% are more than 40, the quartile deviation is :
۸5
20
|5
5
Correct Answer:- Option-C
Question3 1:The standard deviation of the observations x and y is :
Ax-Absolute value of (x5)/2
BeAbsolute value of (x-y)
೦:೫1)
D:-None of these
Correct Answer:- Option-A
Question32:The coefficient of variation of first four natural numbers s :

1
ക
एप 0.4)
೦:೫0.)
7)
Correct Answer:- OptionC
Question33:The distribution of mortality rates with respect to the age after ignoring the accidental deaths will give:
Ax-Positively skewed distribution
B:Negatively skewed distribution
Cr-Symmetric distribution
D:-None of these
Correct Answer:- Option-A
Question34:Which one of the following is true for a discrete distribution?
കമ
ല്ല > 3
6:4 >3
‏2د مھ‎
Correct Answer:- Option-A
Question35:The sum of squares of deviations is least when measured from :
കമ്മ
രമേ
വം
D:-None of these
Correct Answer:- Option B
Question36:The axiomatic approach to probability was proposed by:

AsKarl Pearson
B:-Laplace

೦೩ 30013200080

D:AN. Kolmogorov
Correct Answer:- Option-D

Question37:10 persans are seated on 10 chairs at a round table. The probability that two specified persons are sitting next to each other is:

हा

5
Correct Answer:- OptionC
Question38:Which of the following statement is most correct:
A-P(AB) 2 70
B-P(AB) < P(B)
CoP(AB) < min(P(A) P(B)
0 1111
Correct Answer:- OptionC
Question39:A random sample of 10 different observations is given. How many samples of [(x,y):x < y) can be formed is:
۸45
೫:90.
೦:40.
0
Correct Answer:- Option-A
Questiond0+1f P(A)=P(B)=P(C)=0.5, P(AB)=P(AC)
15
2:0
०,०.10
2:0.
Correct Answer:- Option B

(BC)=0.2 and PABC)=0.1, then PAB-C) 15;

Questiond 1:The probability of choosing a square of dimension 2 from a chess board of dimension 8 is:
1

ع داع داع

D:-None of these
Correct Answer:- Option-D

Question42:1f A and B are exhaustive and equally likely events with P(AB)=
4:04
24
008

2, then P(A) is:

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07/07/2015 02:59 PM