Statistics mcqs for NTS with answers from past papers of statistics related subjects test conducted by National Testing Services.
Statistics MCQs For NTS Test
Paasche’s Index number is ______?
A. ∑pnqo/∑poqo
B. ∑pnqo/∑pnqo x100
C. ∑pnqn/∑poqo
D. ∑pnqn/∑poqn x100
Which of the formula is used in chain indices: ____?
A. ∑pn/∑po x100
B. pn/po x100
C. pn/pn-1 x100
D. Both (a) and (b) but not (c)
The index number of base period is always ______?
A. 100
B. 200
C. The price of that year
D. None of these
The ratio of a new price to the base year price is called the ______?
A. Price decrease
B. Price absolute
C. Price increase
D. Price relative
A simple aggregate price index ____?
A. Ignores relative quantities
B. Compares relative quantities to relative prices
C. Compares absolute prices to absolute quantities
D. Compares relative quantities
The Laspeyres and Paasche index are examples of ________?
A. Aggregate index numbers
B. Weighted index numbers
C. Weighted price index only
D. Weighted quantity index only
The formula ∑poqn/∑poqo x100 is used to calculate _______?
A. The Laspeyres price index
B. The Paasche quantity index
C. The Laspeyres quantity index
D. The Paasche price index
A scaling factor is used to ______?
A. Change a simple index to a weight index
B. Convert the Paasche index to a Laspeyres index
C. Change the base year
D. change an aggregate index to a weighted index
All Index numbers are not suitable for all ______?
A. Kind
B. Chain relative
C. Purpose
D. Price
Consumer price Index Number also called ______ is designed to measure changes?
A. Cost Living Index number
B. Whole Sale Index number
C. weighted Index Number
D. Consumer Index Number
The regression co-efficient are _________ origin?
A. Dependent
B. Independent
C. Scale
D. Both
When the two regression lines coincide there r is _______?
A. Zero
B. Less than zero
C. More than zero
D. Great
Regression co-efficient is denoted by ______?
A. by
B. byx
C. bzx
D. m
Correlation coefficient lies between ______?
A. 0 ≤ r ≤ 1
B. 0 ≤ r ≤ -1
C. -1 ≤ r ≤ 1
D. 1 ≤ r ≤ 0
Which of the following can never be taken as coefficient of correlation is __?
A. -99
B. .99
C. 0
D. √3
If r, between u = x and y = -x is _____?
A. +1
B. -1
C. 0
D. Non of these
The two regression co-efficient always have the ____ sign?
A. Different
B. Same
C. None of these
D. +ve
A model is linear if it is linear in the dependent variable and also in _____?
A. Parameter
B. Independent variable
C. Error term
D. Non of these
If y = 2 + 6x then value of y intercept is ______?
A. 6
B. 2
C. 0
D. None
In correlation, both variables are ______?
A. Random
B. Fixed
C. Non-random
D. Experimental
If x = 3 then value of regression co-efficient of X or Y is ______?
A. (3)
B. (0)
C. -3
D. -4
Correlation is _______ of regression coefficients?
A. A.M.
B. G.M.
C. M.D.
D. H.M.
Correlation coefficient is _________ of origin and unit of measurement?
A. Origin
B. Dependence
C. Independence
D. None
In x = 2 ____ 6y the value of y are increasing by one unit then values of x are?
A. Increasing by 6
B. Decreasing by 6
C. No change
D. Non of these
Correlation coefficient is ______ with respect to x and y?
A. +vely
B. Non-normal
C. Symmetrical
D. Skewed
If bxy = -.8 by x = 1.2 then value of r is ______?
A. √.96
B. √-.96
C. 0
D. None of these
If bxy = byx = r then _______?
A. 6x < 6y
B. 6y < 6x
C. 6x = 6y
D. Non of These
In r x c table for test of Independence the degree of freedom is _____?
A. r + c
B. rc
C. ι r – c ι
D. (r -1) (c -1)
The table representing two attributes is called ______?
A. Random table
B. Contingency table
C. Dichotomy table
D. Chi-square table
To cut a population into three classes is called ____?
A. Dichotomy
B. Capital
C. Tracheotomy
D. Attribute
If two events can both occur at the same time then they are referred as: _______?
A. Dependent events
B. Mutually Exclusive events
C. Exclusive events
D. Independent events
An events that contains the finite number point the sample space is called _____?
A. Finite
B. Random
C. Continuous
D. values
The probability of a save event is equal to ______?
A. Two
B. Three
C. Four
D. One
when a three die rolled the sample space consists of _____?
A. 6 outcomes
B. 24 outcomes
C. 216 outcomes
D. Non of these
The probability of even/odd numbers when a fair die is rolled is ____?
A. 1/6
B. 2/6
C. 1/36
D. 3/6
A list of sample _________ is called sample space?
A. Events
B. Subset
C. Piont
D. Distinct
A experiment repeated number of time one by one is called ______?
A. Random
B. Raw data
C. Introduce
D. Specified
All experiments have _______ properties in common?
A. Four
B. Three
C. Two
D. One
The probability of drawing a diamond card out of 52 cards is ______?
A. 13/52
B. 1/2
C. 4/52
D. 0
The square bracket is an finite G. Series is obtained by formula ______?
A. 1/1-rn
B. a/1-r
C. a/1-rn
D. a/(1-r)n
The probability of getting exactly two heads when two balanced coins are toss once _____?
A. 1/4
B. 2/4
C. 3/4
D. 4/4
A coin is so weighted that P (T) = 2P(H) then P(H) is ______?
A. 1/2
B. 1
C. 2/3
D. 1/3
If P(B/A)= 0.25 and P(A∩B) = 0.2 then P(A) will equal to ______?
A. 0.05
B. 0.75
C. 0.8
D. 0.45
If P(A∩B) =1/4 then P(AUB) is ______?
A. 1/2
B. 1/3
C. 1/12
D. 3/8
A∩B means: _____?
A. The elements of A or B
B. The elements of A and B
C. The elements A but not of B
D. None of these
If ‘A’ denotes the males of a town and ‘B’ denotes the females of that town, then A and B are ____?
A. Equal sets
B. Over lapping sets
C. Non- overlapping sets
D. None of these
If a card is chosen from a standard deck of cards, what is the probability of getting a diamond (♦) or a club (♣)?
A. 26/52=1/2
B. 13/52
C. 20/52
D. 12/52
A listing of the possible outcomes of an experiment and their corresponding probability is called ____?
A. Random Variable
B. Contingency table
C. Bayesian table
D. Probability distribution
E. Frequency distribution
In which approach to probability the outcomes are equally likely to occur ?
A. Classical Probability
B. Subjective Probability
C. Relative Frequency
D. Independent
If a card is chosen from a standard deck of cards, what is the probability of getting a five or a seven ?
A. 4/52
B. 1/26
C. 8/52
D. 1/169
A frequent distribution in which class interval size is not the same is called frequency distribution with ________ class interval size?
A. Open-end
B. Distribution
C. Componemt
D. Unequal
Data which is not arranged in ascending or descending order is called ______?
A. Raw
B. Cumulative frequency
C. Group
D. Arrangement
When we add the lower and upper class limits and dividing the sum by, the values so obtained are called class ____?
A. Interval
B. Histogram
C. Limits
D. Marks
In a table, foot note and source notes are _______?
A. Same
B. Different
C. Identical
D. Non-identical
A graph of cumulative frequency distribution is called _______?
A. Histrogram
B. Frequency Polgon
C. Ogive
D. None of above
In an open end frequency distribution either the _________ class limit?
A. First
B. Second
C. Last
D. Middle
The relation showing between whole and its components used chart is said to be ________?
A. Component bar chart
B. Multiple bar chart
C. Pie Chart
D. Simple Bar chart
A value get which divides a class into two equal parts is called _______?
A. Class interval
B. Open interval
C. Size
D. Mid point
We get ________ dividing range by numbers of class interval?
A. Class boundary
B. Class marks
C. Mid point
D. Number of classes
In constructing a histogram which is to be taken along X-axis _______?
A. Class interval
B. Class frequency
C. Class boundaries
D. Class mark
Data arranging into rows and columns are called ______?
A. Frequency distribution
B. Classification
C. Table
D. Tabulation
A _____ is a heading at the top of the table describing its contents?
A. Footnote
B. Head note
C. Sub note
D. Title
The stub is the containing ______?
A. Box head
B. Column captions
C. Caption
D. Row caption
There are _____ important bases of classification of data?
A. Two
B. Four
C. Six
D. Three
A table has at least ______ part?
A. Two
B. Three
C. Four
D. Five
A time series is an arrangement of data according to ______?
A. Place
B. Yearly
C. Time
D. None
Technical & Trade Journals are the source of ______ data?
A. Primary
B. Secondary
C. Ungroup data
D. Group data
Class _________ is the difference between two class limit?
A. Boundary
B. Class mark
C. None of these
D. Class interval
There are ________ important bases of classification?
A. Two
B. Four
C. Three
D. Five
The process of systematic arrangement of data in rows and columns is called ________?
A. Classification
B. Tabulation
C. Frequency
D. Frequency distribaution
In a symmetrical distribution mean, median and mode _______?
A. Positive
B. Greater
C. Less than
D. Coincide
The A.M. is greater than mode is equal to _____?
A. +vely
B. Skewness
C. Negatively
D. zero
Range of 5,5,5,5, is ______?
A. 0
B. 5
C. 25
D. None of these
The degree to which numerical data tend to spread about an average value is a ___?
A. Range
B. variance
C. Minimum
D. Dispersion
If y = bx + a the mean deviation of y is ______?
A. S.D. of y
B. var (x)
C. S.D. of x
D. M.D.of x
Absolute sum of deviations is minimum from ______?
A. Coefficient of variance
B. S.D. of x
C. Mean
D. Normal
Relative measure of skewness was introduced by _____?
A. Rowely
B. Lack
C. Karl Person
D. Mode
In grouped data, the range is the difference between _____?
A. Two extreme class boundaries
B. Two extreme class frequency
C. Two extreme class limits
D. None of these
Mean deviation is equal to 4/5 of the _________ manipulation?
A. Quartile deviation
B. Range
C. Standard deviation
D. Variance
The correct variance is define as the _______?
A. varies of data P2/6
B. S.D. of data h2/12
C. M.D. of data h2/6
D. Variance of data h2/12
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