 ### Research Questions for Statistics​:

Question: The prominent meaning of ‘statistics’__
(a) Data, its analysis and interpretation
(b) observation of samples
(c) Method for analyzing numbers
(d) conducting a census

Ans. (a)

Question: __ guides from the planning stage to the stage of drawing of final conclusions
(a) Numerical facts
(b) statistical methods
(c) Data
(d) None of these

Ans. (b)

Question: Obtain the median for the following frequency distribution

 x : 1 2 3 4 5 6 7 8 9 f : 8 10 11 16 20 25 15 9 6

(a) 5
(b) 6
(c) 9
(d) 16

Ans. (a)

Question: Which among the following is not an essential of sampling?
(a) Representativeness
(b) Complete
(c) Same
(d) Dependent

Ans. (d)

Question: __ is a line chart plotted on arithmetic graph paper from a cumulative frequency distribution that may be cumulated downward or upward.
(a) Lorenz curve
(b) bar charts
(c) ogive
(d) pictograms

Ans. (c)

Question: __ is a declarative statement combining concepts.
(a) theory
(b) reviews
(c) hypothesis
(d) variables

Ans. (c)

Question: __ is a positional average.
(a) standard deviation
(b) range
(c) correlation
(d) median

Ans. (d)

Question: Calculate the median from the following data:

 Marks :: 0-10 10-30 30-60 60-80 80-90 No. of students 5 15 30 8 2

(a) 20
(b) 30
(c) 50
(d) 40

Ans. (d)

Question: __ is also known as arithmetic average
(a) dispersion
(b) range
(c) quartile
(d) mean

Ans. (d)

Question: Quantitative characteristic includes __
(a) Beauty
(b) emotion
(c) intelligence
(d) data

Ans. (d)

Question: What do statistics of distribution indicate?
(a) Consumer preference
(b) strength of the desire of people
(c) Wealth of nation
(d) economic conditions of people

Ans. (d)

Question: The __ of a set of observations or scores is obtained by dividing the sum of all the values by the total number of values
(a) mean
(b) median
(c) mode
(d) dispersion

Ans. (a)

Question: A single value that represents the average characteristic of its frequency distribution
(a) quartiles
(b) grouped data
(c) central tendency
(d) range

Ans. (c)

Question: Any variable that is responsive to bringing about a change is called an __ variable
(a) dependent
(b) independent
(c) control
(d) Interdependent

Ans. (c)

Question: __ bar charts are commonly used for presenting time series data.
(a) vertical
(b) horizontal
(c) component
(d) circle

Ans. (a)

Question: The Mathematical theory of probability has helped to form the __
(a) Statistical theory
(b) Law of Inertia of large numbers
(c) Law of statistical Relativity
(d) Law of statistical Regularity

Ans. (d)

Question: __ provide a shorthand summary of data.
(a) frequency table
(b) Simple table
(c) cross table
(d) two-way table

Ans. (a)

Question: __ helps make estimations or generalizations from the results of sample surveys.
(a) statistical analysis
(b) hypothesis
(c) classifications
(d) tabulation

Ans. (d)

Related: sets related questions

Question: __ is a measure that occurs most frequently in a distribution.
(a) mean
(b) average
(c) mode
(d) median

Ans. (c)

Question: “Statistics are affected to a marked extent by __”
(a) Aggregate of facts
(b) multiplicity of causes
(c) numerically stated
(d) complex manifestations

Ans. (b)

Question: “More reliable results can be obtained through a sampling method”, because __
(a) Statistical errors are low
(b) Saves time
(c) Cost is low
(d) None of these

Ans. (a)

Question: An image, perception or concept that is capable of measurement is called a __
(a) attribute
(b) theory
(d) variable

Ans. (d)

Question: __ of research problems are the first and most important step in the research process.
(a) formulating
(b) designing
(c) selecting
(d) reporting

Ans. (a)

Question: Statistics is one of those sciences which are only indicative of a trend, therefore __
(a) it is probabilistic than deterministic
(b) It is deterministic than probabilistic
(c) a definite date collection method is unnecessary
(d) data sources should be clear

Ans. (a)

Question: Find the value of x, if the mode of the following date is 25 :
15, 20, 25, 18, 14, 15, 25, 15, 18, 16, 20, 25, 20, x, 18
(a) 20
(b) 14
(c) 18
(d) 25

Ans. (d)

Question: The extent of variability is measured by __
(a) central tendency
(b) measures of dispersion
(c) arithmetic mean
(d) co–relation

Ans. (b)

Question: __ are statements of factual information based upon data analysis.
(a) findings
(b) review
(c) methodology
(d) hypothesis

Ans. (a)

Related: Percentage problems aptitude

Question: Which characteristic of the following does not belong to ‘statistics as a method’?
(a) a tool of analysis
(b) helps process the raw
(c) descriptive nature
(d) processing done by systematic analysis & interpretation

Ans. (c)

Question: __ is a process of summarizing raw data and displaying it on compact statistical tables for further analysis.
(a) statistical analysis
(b) data processing
(c) tabulation
(d) table construction

Ans. (c)

Question: Find the mode of the following data:
26, 16, 19, 48, 19, 20, 34, 15, 19, 20, 21, 24, 19, 22, 16, 18, 20, 16, 19
(a) 48
(b) 20
(c) 19
(d) 24

Ans. (c)

Question: __ is drawn on the basis of cumulative frequencies.
(a) Cumulative frequency polygon
(b) frequency polygon
(c) histogram
(d) graphs

Ans. (a)

Question: __ presentation is particularly useful when the prospective readers are non-technical people or the general public.
(a) graphic
(b) table
(c) qualitative
(d) quantitative

Ans. (a)

Question: Statistics should be capable of __
(a) Empiricism
(b) systematic inquiry
(c) comparison
(d) evaluation

Ans. (c)

Question: Which among the following is a material for statistics?
(a) Honesty
(b) Poverty
(c) Wisdom
(d) Numerical data

Ans. (d)

Question: The most frequently occurring score in a distribution.
(a) mean
(b) mode
(c) median
(d) quartile

Ans. (b)

Question: The values are represented by identical symbols or pictures.
(a) bar charts
(b) pictograms
(c) circle charts
(d) graphs

Ans. (b)

Related: brand marketing quiz​

Question: __ is an intermediary process between data coding and data tabulation.
(a) analysis
(b) editing
(c) transcription
(d) reporting

Ans. (c)