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Online Tests
Statistics Ics Part 1 Chapter 4 Online Test MCQs With Answers
Question # 1
Range can be calculated in open-end classes.
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Never
Always
Often
Seldom
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Question # 2
Which of the following measures of dispersion is independent of the units employed.
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Standard deviation
Quartile deviation
Coefficient of variation
Variance
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Question # 3
Mean deviation is always.
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Less then S.D
Equal to S.D
More than S.D
Negative
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Question # 4
The lack of symmetry is called________.
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consistent
skewness
Equidistant
Kurtosis
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Question # 5
In symmetrical distribution if Q1 = 4, Q3 = 12 then median is.
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4
6
8
zero
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Question # 6
β is a letter
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German
Greek
Latin
Dutch
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Question # 7
The sum of absolute deviation form median is.
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zero
negative
least
maximum
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Question # 8
β
1
is a quantity
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Dimensional
Dimension less
Positive
Negative
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Question # 9
Which is a poor measure of dispersion in open-end distribution.
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Range
Standard deviation
Variance
A.M
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Question # 10
The positive square root of the mean of the squares of deviations of values from their mean is
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Variance
Covariance
Standard deviation
Standard error
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Question # 11
A disadvantage of range is that it is based on.
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Absolute deviation
Square deviation
Two extreme observation
Upper and quartile
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Question # 12
The value of standard deviation changes by change of.
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Origin
Algebraic sign
Scale
None
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Question # 13
If Y=X + A , trhe range of Y =
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Range (X)
Range (X) + A
Zero
A
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Question # 14
Co-efficent of standard deviation can be measured by the following formula
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Question # 15
Mean deviation = S.D
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2/3
4/5
5/6
6/5
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Question # 16
The sum of absolute deviations is a minimum if these deviations are taken from the
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Mean
Mode
Median
All of these
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Question # 17
The variance of constant is always
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Constant
One
Positive
Zero
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Question # 18
The most popular measure of dispersion in industry and meteorology is.
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Range
Quartile deviation
Mean deviation
Standard deviation
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