140+ Basic Numerical Skills Solved MCQs


Bar diagrams are

A. One dimensional
B. Two
C. Three
D. None of these
Answer» A. One dimensional

Pictograms are shown by

A. Dots
B. Lines
C. Cirlces
D. Pictures
Answer» D. Pictures

The point of intersection of the less than and the greater than ogives corresponds to :

A. Mean
B. Mode
C. Median
D. Geometric Mean
Answer» C. Median

The number of observations corresponding to a particular class is known as ……..

A. Class Limit
B. Class boundary
C. Class interval
D. Frequency
Answer» D. Frequency

Cumulative frequency only refers to the

A. Less than type
B. More than type
C. Both
D. None
Answer» C. Both

In a rail accident the appropriate method of data collection is

A. Personal enquiry
B. Indirect oral investigation
C. Direct Interview
D. All these
Answer» B. Indirect oral investigation

Diagrams are tools of

A. Collection of data
B. Analysis of data
C. Summarisation of data
D. Presentation of Data
Answer» D. Presentation of Data

Histogram is a

A. Graph
B. Diagram
C. Collection of bars
D. Pictogram
Answer» A. Graph

Divided bar chart is considered for

A. Comparing different components of a variable
B. The relation of different components to the total
C. a) or b)
D. a) & b)
Answer» D. a) & b)

Which method of data collection covers the widest area?

A. Direct personal investigation
B. Mailed questionnaire method
C. Direct interview method
D. All these
Answer» B. Mailed questionnaire method

In chronological classification data are classified on the basis of

A. Attributes
B. Class intervals
C. Time
D. area
Answer» C. Time

In pic diagram, divisions are shown by means of

A. Circle
B. Sector
C. Circle or sector
D. None
Answer» B. Sector

In direct personal investigation, the investigator should be

A. Biased
B. Tactful
C. Optimistic
D. All these
Answer» C. Optimistic

For drawing histogram the data should be

A. Discrete series
B. Continuous distribution
C. Individual series
D. Any one of these
Answer» B. Continuous distribution

A single value which can represent the whole set of data is called

A. Set
B. Average
C. Interest
D. Matrices
Answer» B. Average

…………….. is the sum of the values divided by the total number of items in the set.

A. Mode
B. Median
C. Mean
D. Skewness
Answer» C. Mean

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

A. Dispersion
B. Harmonic mean
C. Kurtosis
D. Quartiles
Answer» A. Dispersion

Which is not a measure of variation

A. Range
B. Quaratile Deviation
C. Standard deviation
D. Mode
Answer» D. Mode

The second quartile is equal to

A. Mean
B. Median
C. Mode
D. Standard deviation
Answer» B. Median

Which is the mode in a set {1, 3, 5, 7, 8, 9, 7, 6, 2, 7}

A. 8.5
B. 5.5
C. 7
D. 9
Answer» C. 7

The difference between the maximum and the minimum observation of the given data is called ……………

A. Range
B. Mean Deviation
C. Quartile Deviation
D. Standard Deviation
Answer» A. Range

The points of intersection of the less than and more than ogive corresponds to

A. Mean
B. Median
C. Geometric Mean
D. Harmonic mean
Answer» B. Median

A time series is a set of data recorded

A. Periodically
B. At time intervals
C. At successive points of time
D. All the above
Answer» D. All the above

Skewness refers to

A. Symmetry
B. Asymmetry
C. Flatness
D. Peakedness
Answer» B. Asymmetry

When the measure of kurtosis is greater than 3 the distribution is

A. Mesokurtic
B. Lepto Kurtic
C. Platy Kurtic
D. Symmetric
Answer» B. Lepto Kurtic

Index numbers are

A. Special type of averages
B. Measure of the economic barometers
C. Measure of relative changes
D. All of these
Answer» D. All of these

…………… Index number is called ideal Index number

A. Kelley’s
B. Paasche’s
C. Laspeyer’s
D. Fisher’s
Answer» D. Fisher’s

Consumer price Index number is constructed for

A. A well defined section of people
B. All people
C. Factory workers only
D. All the above
Answer» A. A well defined section of people

Co-efficient of Range = ………………

A. −2
D. − +
Answer» D. − +

For a normal distribution, Q3 + Q1 – 2 Median = …………

A. 2
B. 1
C. 3
D. 0
Answer» D. 0

Lorenz curve is used to study

A. Skewness
B. Kurtosis
C. Correlation
D. Dispersion
Answer» D. Dispersion

Moving average method of fitting trend in a time series data removes the effect of

A. Long term movements
B. Short term movements
C. Cyclic Variations
D. Irregular variations
Answer» B. Short term movements

A time series is unable to adjust the influences like

A. Customs and policy changes
B. Seasonal changes
C. Long term influences
D. None of these
Answer» A. Customs and policy changes

The best average for constructing an Index number is

A. Arithmetic mean
B. Harmonic mean
C. Geometric mean
D. Weighted mean
Answer» C. Geometric mean

…………. Index is based on the price and quantities of both base year and current year

A. Paasche’s
B. Laspeyer’s
C. Fishers
D. None of these
Answer» C. Fishers

When mean is less than median and median is less than mode the distribution is called ……………

A. Symmetric
B. Negatively skewed
C. Positively skewed
D. None
Answer» B. Negatively skewed

Co-efficient of standard deviation is

A. SD / Mediam
B. SD / Mean
C. SD/ Mode
D. AM / SD
Answer» B. SD / Mean

Measures of central tendency are called averages of the ……….. order

A. First
B. Second
C. Third
D. None
Answer» A. First

The standard deviation of 10,16,10,16,10,10,16,16

A. 4
B. 6
C. 3
D. 0
Answer» C. 3

……………… is called positional measure

A. Mean
B. Median
C. Mode
D. Harmonic Mean
Answer» B. Median

Mean of 3 items is 30 two of them are 20 and 30. What is the other?

A. 40
B. 30
C. 20
D. 60
Answer» A. 40

Index number for the base period is always taken as

A. 200
B. 50
C. 1
D. 100
Answer» D. 100

Kelley’s co-efficient of Skewness is based on

A. Mean
B. Quartiles
C. Percentiles
D. None of these
Answer» C. Percentiles
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