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# Competitive Statistics MCQs – Up To Date Measures Of Dispersion ( Statistics ) MCQs

#### Competitive Statistics MCQs – Up To Date Measures Of Dispersion ( Statistics ) MCQs

This post is comprising of latest ” ( Statistics ) MCQs – Latest Competitive MCQs “. Here you’ll get latest Statistics mcqs for written test, interview with answers. If you want to improve your knowledge regarding Statistics then read these mcqs of Design of Steel Structures.

#### Latest Statistics MCQs

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#### LatestMeasures Of Dispersion ( Statistics ) Mcqs

The most occurred mcqs of Measures Of Dispersion ( Statistics ) in past papers. Past papers of Measures Of Dispersion ( Statistics ) Mcqs. Past papers of Measures Of Dispersion ( Statistics ) Mcqs . Mcqs are the necessary part of any competitive / job related exams. The Mcqs having specific numbers in any written test. It is therefore everyone have to learn / remember the related Measures Of Dispersion ( Statistics ) Mcqs. The Important series of Measures Of Dispersion ( Statistics ) Mcqs are given below:

Mean deviation, Variance and Standard Deviation of the values 4,4,4,4,4,4 is_______________?

A. 8
B. 4
C. 2
D. 0

The variance of 5 numbers is 10. If each number is divided by 2, then variance of new number is_____________?

A. 5
B. 20
C. 2.5
D. 0

The mean deviation of the values, 18, 12, 15, is_______________?

A. 3
B. Zero
C. 6
D. 2

Lowest value of variance can be____________?

A. 3
B. -1
C. 1
D. 0

If the standard deviation of the values 2,4,6,8 is 2.33, then the standard deviation of the values 4,6,8,10 is_____________?

A. 4.66
B. 2.58
C. 0
D. 2.33

If Y=-8X – 5 and SD of X is 3, then SD of Y is______________?

A. 3
B. 8
C. 24
D. None of these

Variance remains unchanged by change of_____________?

A. Origin
B. Both
C. Scale
D. None of these

If all values are same then the measure of dispersion will be?

A. Mean
B. 0
C. 1
D. Mode
E. Median

The shape of the symmetrical distribution is _______?

A. J- Shaped
B. U- Shaped
C. Bell- Shaped
D. None of these

The sum of absolute deviations from median is _____?

A. Positive
B. Zero
C. Least
D. None of these

#### Binomial And Hyper-Geometric Probability MCQs

The variance of 4,4,4,4,4,4 is _______________?

A. 8
B. (4)2
C. 4
D. None of these

If third moment about mean is equal to zero, then distribution is ______________?

A. positively skewed
B. Symmetrical
C. Negatively skewed
D. None of these

If variance iv standard deviation is minimum if the deviation taken from______________?

A. Average
B. Mean
C. Mode
D. G.M.

________ is the simplest means of dispersion?

A. Variation
B. Standard deviation
C. C.V.
D. Range

First movement about mean is always equal to ___________?

A. 1
B. S.D.
C. Zero
D. None of these

The standard deviation is affected by the value of every____________?

A. Absolute
B. Observation
C. Relative Dispersion
D. Items

Check the consistency used _____________?

A. Mean coefficient
B. Coefficient of dispersion
C. Coefficient of variance
D. Q.D.

__________ of the distribution which is measured relative to the distribution known as Normal?

A. Normal
B. Flatness
C. Skewed
D. Moment

In symmetrical distribution, the co-efficient of skewness is equal to ______________?

A. +1
B. -1
C. 0
D. None of these

Quartile deviation is not capable of manipulation______________?

A. mathematically
B. Easy
C. Abjectly
D. Algebraic

The measure of relative dispersion is called __________________?

A. Mean dervation
B. Quartile deviation
C. Mean coefficient
D. Coefficient of quartile Deviation

Second moment about mean is always equal to _____________?

A. C.V.
B. S.D.
C. Variance
D. Square

The lack of uniformity is called ______________?

A. variation
B. Lack
C. X= 5
D. Skewness

#### Sampling MCQs

If y= ax + b the S.D. of y is _______________?

A. Minimum
B. Mean Deviation of x
C. S.D. of x
D. Maximum

If y= bx + c the range of y is ________?

A. Range of x
B. Quartile of X
C. Range of P
D. Zero

which is poor measure of dispersion in open-end distribution ________________?

A. Semi-inter quartile range
B. Quartile- deviation
C. Range
D. None of these

The frequency distribution mean > Median > Mode is called __________?

A. Symmetrical
B. Negatively
C. +vely
D. One

The second moment about mean is _____?

A. Mean
B. Variance
C. S.D.
D. Mode

suppose for 40 observation, the variance is 50. If all the observation are increased by 20, the variance of these increased observation will be_________?

A. 50
B. 50/20
C. 70
D. 50-20=30

Standard deviation is always calculated from _____________?

A. Mean
B. Mode
C. Median
D. G.M.

Mean deviation =______ S.D?

A. 5/6
B. 4/5
C. 2/3
D. 6/5

The sum of the squares of deviations is the least when measured from____________?

A. A.M.
B. Mode
C. Median
D. G.M.

If Skewed distribution the three averages mean, median and mode are ________?

A. Zero
B. Different
C. Identical
D. None of these

The sum of powers of deviation from mean is zero is called __________?

A. Lack
B. Mean
C. Normal
D. Skewed

First moment about origin is always equal to _______________?

A. variance
B. A.M.
C. Zero
D. None of these

The value of interval x ± S include _______________?

A. 95.45%
B. 49.45%
C. 68.27%
D. 99.73%

The ________ in the distribution around which the observation to lie?

A. Dispersion
B. Mean
C. Manner
D. Central value

The S.D. and variance are ____ of origine?

A. Variance
B. Multiplied
C. Change
D. Independent

#### Basics MCQs

Mean deviation is always ________________?

A. More than S.D.
B. Equal to S.D.
C. Less than S.D.
D. Negative

The correct variance is define as the __________________?

A. S.D. of data h2/12
B. varies of data P2/6
C. M.D. of data h2/6
D. Variance of data h2/12

Mean deviation is equal to 4/5 of the _________ manipulation?

A. Range
B. Quartile deviation
C. Standard deviation
D. Variance

In grouped data, the range is the difference between ________________?

A. Two extreme class boundaries
B. Two extreme class limits
C. Two extreme class frequency
D. None of these

Relative measure of skewness was introduced by _____________?

A. Lack
B. Rowely
C. Karl Person
D. Mode

Absolute sum of deviations is minimum from _______________?

A. S.D. of x
B. Coefficient of variance
C. Mean
D. Normal

If y = bx + a the mean deviation of y is_____________?

A. var (x)
B. S.D. of y
C. S.D. of x
D. M.D.of x

The degree to which numerical data tend to spread about an average value is a________________?

A. variance
B. Range
C. Minimum
D. Dispersion

Range of 5,5,5,5, is ________________?

A. 0
B. 25
C. 5
D. None of these

The A.M. is greater than mode is equal to ______________?

A. +vely
B. Negatively
C. Skewness
D. zero

In a symmetrical distribution mean, median and mode, _________________?

A. Greater
B. Positive
C. Less than
D. Coincide