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Be-Line of unequal distribution
CeLine of equal distribution
D:-Line of poverty
Correct Answer: Option-C
Question30=1f 25% of the items in a distribution are less than 10 and 25% are more than 40, the quartile deviation is :
५25
‏0ھ‎
‎೦:15
‏5ھ‎
‎Correct Answer: Option-C
Question3 1=The standard deviation of the observations x and y is :
AcAbsolute value of (-y)/2
B:-Absolute value of (xy)
‏ہت‎
‎D:-None of these
Correct Answer: Option-A
Question32:The coefficient of variation of first four natural numbers is :

4
Avs?
B:-sqrt(0.4)
Cesqrt(0.2)
De-sqrt(2.5)
Correct Answer:- Option-C
Question33:The distribution of mortality rates with respect to the age after ignoring the accidental deaths will give:
AvPositively skewed distribution
B:-Negatively skewed distribution
CeSymmetric distribution
D:-None of these
Correct Answer:- Option-A
‘Question34:Which one of the following is true for a discrete distribution?
Arpy>t
‏وا ؛ظ‎ <3
6:14 >3
+0 <2
Correct Answer:- Option-A
Question35:"The sum of squares of deviations is least when measured from :
AvMedian
B-Mean
ധം
D:-None of these
Correct Answer:- Option-B
Question36:The axiomatic approach to probability was proposed by:

‘AvKarl Pearson
B:-Laplace

CrA, Kolmogorov

DAN, Kolmogorov
Correct Answer:- Option-D

Question3 710 persons are seated on 10 chairs at a round table. The probability that two specified persons are sitting next to each other is:

கம்‌
त
1
76
os
1
3
Correct Answer: Option.
Quostion38Which of the following statement is most correct:
AcP(AB) = P(A)
മുട AB)
ഷേമ ഞമ)
0171
Correct Answer: Option ©
Question39-A random sample of 10 different observations is given. How many samples of [(s,»}-«< »] can be formed is:
‏وسيم‎
‎೫:90
‎0:60
‎0:30
‎ட்ட. Option-A
Question40:If P(A)=P(B)=P(C)=0.5, P(AB)=P(AC)
“+5
B:-0.20
c:0.10
0-0
ட்ட... B

ष.

D:

(BC)=0.2 and P(ABC)=0.1, then P(A-B-C) is :

Question4 1=The probability of choosing a square of dimension 2 from a chess board of dimension 8 is:
1

ا ماج ماع

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

Question 2-IfA and B are exhaustive and equally likely events with P(AB)=
۸6
284
த

2, then P(A) is:

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07/07/2015 02:59 PM