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
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
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
Question: Which among the following is not an essential of sampling?
(a) Representativeness
(b) Complete
(c) Same
(d) Dependent
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
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Question: __ is a declarative statement combining concepts.
(a) theory
(b) reviews
(c) hypothesis
(d) variables
Question: __ is a positional average.
(a) standard deviation
(b) range
(c) correlation
(d) median
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
Question: __ is also known as arithmetic average
(a) dispersion
(b) range
(c) quartile
(d) mean
Question: Quantitative characteristic includes __
(a) Beauty
(b) emotion
(c) intelligence
(d) data
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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
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
Question: A single value that represents the average characteristic of its frequency distribution
(a) quartiles
(b) grouped data
(c) central tendency
(d) range
Question: Any variable that is responsive to bringing about a change is called an __ variable
(a) dependent
(b) independent
(c) control
(d) Interdependent
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Question: __ bar charts are commonly used for presenting time series data.
(a) vertical
(b) horizontal
(c) component
(d) circle
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
Question: __ provide a shorthand summary of data.
(a) frequency table
(b) Simple table
(c) cross table
(d) two-way table
Question: __ helps make estimations or generalizations from the results of sample surveys.
(a) statistical analysis
(b) hypothesis
(c) classifications
(d) tabulation
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Question: __ is a measure that occurs most frequently in a distribution.
(a) mean
(b) average
(c) mode
(d) median
Question: “Statistics are affected to a marked extent by __”
(a) Aggregate of facts
(b) multiplicity of causes
(c) numerically stated
(d) complex manifestations
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
Question: An image, perception or concept that is capable of measurement is called a __
(a) attribute
(b) theory
(c) paradigm
(d) variable
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Question: __ of research problems are the first and most important step in the research process.
(a) formulating
(b) designing
(c) selecting
(d) reporting
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
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
Question: The extent of variability is measured by __
(a) central tendency
(b) measures of dispersion
(c) arithmetic mean
(d) co–relation
Question: __ are statements of factual information based upon data analysis.
(a) findings
(b) review
(c) methodology
(d) hypothesis
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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
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
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
Question: __ is drawn on the basis of cumulative frequencies.
(a) Cumulative frequency polygon
(b) frequency polygon
(c) histogram
(d) graphs
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
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Question: Statistics should be capable of __
(a) Empiricism
(b) systematic inquiry
(c) comparison
(d) evaluation
Question: Which among the following is a material for statistics?
(a) Honesty
(b) Poverty
(c) Wisdom
(d) Numerical data
Question: The most frequently occurring score in a distribution.
(a) mean
(b) mode
(c) median
(d) quartile
Question: The values are represented by identical symbols or pictures.
(a) bar charts
(b) pictograms
(c) circle charts
(d) graphs
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Question: __ is an intermediary process between data coding and data tabulation.
(a) analysis
(b) editing
(c) transcription
(d) reporting
