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Online Tests
Statistics Ics Part 1 Online Test MCQs With Answers
Question # 1
Which of the following indices has an upward bias.
Choose an answer
Laspeyres' index
Paache's index
Fisher's index
None of these
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Question # 2
If x and y are independent random variables, E(xy)
Choose an answer
E(XY)
xE(y)
E(XY)
E(X) . E(Y)
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Question # 3
As a general rule, when arranging data statisticians tend to use.
Choose an answer
Less than six classes
Between six and fifteen classes
Only fifteen classes
More than twenty classes
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Question # 4
If C is a non -random variabe than E (C) is.
Choose an answer
c
0
1
x
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Question # 5
The binomial distribution is symmetrical if
Choose an answer
p = 1/2
P > 1/2
p < 1/3
P
≠
q
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Question # 6
In a symmetrical distribution Q
1
= 20, Median = 30 the Q
3
is:
Choose an answer
50
40
30
60
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Question # 7
Moment ratios b1 and are.
Choose an answer
Expressed in original unit of the data
Dimensionless quantities
Independent of origin and scale of messurement
Both b and c
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Question # 8
If Laspeyres index = 104.5, Paasche's index = 107.9, then, Fisher's ideal index is equal to:
Choose an answer
100
104.1
106.2
110.2
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Question # 9
E(x) = Σxf(x) if it ________ absolutely.
Choose an answer
Equal
Converges
Discrete
None of these
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Question # 10
Choose an answer
4/10
2/10
1/10
0
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Question # 11
In binomial distribution it is impossible to find
Choose an answer
P(x L)
P(x=0)
P(x > 0)
P(0
≤ x
≤
∞)
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Question # 12
It is the reciprocal of the simple average of teh reciprocal of all the values.
Choose an answer
A.M
G.M
H.M
Mode
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Question # 13
In binomial distribution, the random variable has a range:
Choose an answer
0,1,2...................n
0,1,2,......+∞
-∞ to +∞
∞ to +0
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Question # 14
If X and Y are random varaibes, than E ( X - Y) is equal to.
Choose an answer
E(X) + E (Y)
E(X) - E(Y)
X - E (Y)
E(X) - Y
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Question # 15
Tabulation means, the process of arranging the date into.
Choose an answer
Different classes
Rows
Columns
Rows & columns
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Question # 16
The mean deviation can never be
Choose an answer
Positive
Negative
Zero
None of these
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Question # 17
The index number given by formula Σp
n
q
n
/Σp
n
q
n
x100 is:
Choose an answer
Laspeyres index
The paasche's index
The value index
None of these
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Question # 18
In binomial experiment successive trials are:
Choose an answer
Dependent
Independent
May be independent or dependent
None of these
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