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Online Tests
Statistics Ics Part 1 Online Test MCQs With Answers
Question # 1
The man of 10 observations is 10. All obvervations are increased by 10%. The mean of the increased observations shall be.
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10
11
20
100
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Question # 2
Which of the following can never be described by a binomial distributions.
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The number of difective items produced by an assembly process
The amount of water used by a single housheld
the numebr of students in the class who can answer this questions
All of these can always be described by a binomial distribution
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Question # 3
The properties of discrete probability distribution are:
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Σp (x) = 1 and Σx. (x) = 1
ΣP (x)= 1 and Σx. P
ΣP(x) = 1 and 0 < P(x) ≤ 1
All of these above
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Question # 4
If a curve has a longer tail to the right , it is called a.
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J - Shaped curve
Negative skewed curve
Positively skewed curve
Symmetrical curve
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Question # 5
The most central value of an arrayed data is.
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Mode
Median
Mean
Harmonic mean
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Question # 6
If (E(X) = E than find arithmetic means will be.
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1
4
0
8
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Question # 7
Which of the following methods uses quantities consumed in the current period when computing a weighted index.
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Laspeyres' method
Paache's method
Fisher's method
Marshall -Edge worth's method
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Question # 8
The lack of symmetry is called________.
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consistent
skewness
Equidistant
Kurtosis
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Question # 9
A non-orderly arrangement of things is called
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Combination
Permutation
Collection
Sample Space
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Question # 10
For computing chain index , we compute
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Price relative
Link relative
Weighted indices
None of these
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Question # 11
Probability of a sure event is
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Zero
Less than one
Greater than one
One
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Question # 12
The distribution is positively skewed if.
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Mean < Mode
Mean > Mode
Mean > Median
Both b and c
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Question # 13
For a binomial probability distribution:
n = 10 & the probability of failure (q =0.6), then mean of the distribution is .
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0.6
6.0
10
4
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Question # 14
Freqeucny is denoted by
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f
c
q
p
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Question # 15
Which index numbers are used to measure the buying power of the money
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Wholesale Price index number
Money index number
Simple index number
Price index number
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Question # 16
For a certain distribution if Σ(x -10) = 5, Σ(x -20) =18 & Σ(x -15) = 0 then the value of Σ is.
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10
15
20
25
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Question # 17
Relative depression is of types.
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1
4
3
2
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Question # 18
As a general rule, when arranging data statisticians tend to use.
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Less than six classes
Between six and fifteen classes
Only fifteen classes
More than twenty classes
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