F.Y B.COM
SEMESTER - I
MID SEMESTER EXAMINATION
ELEMENTS OF STATISTICS
MCQS = UNIT - I
1. In singular sense, Statistics means
a) Statistical methods used for collecting, analyzing and drawing inference from the numerical data.
b) Collection of statistical data
c) Science of data
d) Summarization of data
2. Statistics is defined in terms of numerical data in the
a) Singular Sense
b) Plural Sense
c) Data sense
d) Natural sense
3. Which of the following statement is not true?
a) Statistics deal with quantitative data.
b) Statistics deal with qualitative data.
c) Statistics deal with both quantitative data and qualitative data
d) Statistics does not cover graphical device.
4. The origin of statistics can be traced to
(a) State
(b) Commerce
(c) Economics
(d) Industry
5. The word 'Statistics' seems to have been derived from the Latin word ________.
a) statistic
b) Statista
c) status
d) state
6. Which of the following is not characteristic of statistical data?
a) They should be numerically expressed.
b) They should be placed in relation to each other.
c) They should be collected in systematic manner.
d) They may be liable to misused.
7. Exhaustive definition of Statistics in Plural Sense is given by _______
a) Horace Sacrist
b) Croxton and Cowden
c) Tuttle
d) Karl Pearson
8. _________has define statistics in singular sense.
a) Horace Sacrist
b) Croxton and Cowden
c) Tuttle
d) Karl Pearson
9. Which of the following is not function of statistics?
a) Statistics simplify unwieldy and complex data so that they can be easily understand
b) Statistics facilitate a comparative study of various phenomena.
c) Statistics can be used to measure uncertainty in the result.
d) Statistics can provide exact analysis.
10. Statistical methods can summarize or describe a collection of data. This is called ______ statistics.
a) Descriptive
b) Theoretical
c) Applied
d) Inferential
11. Data patterns may be modeled in a way that accounts for randomness and uncertainty in the observations.
These models can be used to draw inferences about the process or population under study is called ______
statistics.
a) Descriptive
b) Theoretical
c) Applied
d) Inferential
12. _____statistics comprises descriptive statistics and the application of inferential statistics.
a) Descriptive
b) Theoretical
c) Applied
d) Inferential
13. ______statistics concerns both the logical arguments underlying justification of approaches to statistical
inference, as well encompassing mathematical statistics.
a) Descriptive
b) Theoretical
c) Applied
d) Inferential
14. Which of the following is limitation of statistics?
a) Statistics present the facts in proper form.
b) Statistics simplify unwieldy and complex data and to make them easily understandable.
c) Statistics helps in classification of data.
d) Statistical laws are not exact. On the basis of statistical analysis of the problem, one can talk only in terms of probability and not certainty.
15. Which of the following is not function of statistics?
a) Statistics study the relationships between different phenomena.
b) Statistics indicate trend behavior.
c) Statistical results are true only on an average
d) Statistics measure uncertainty.
16. Primary data for the research process can be collected through _______.
a) Experiment
b) Published source
c) Unpublished source
d) News paper
17. The data obtained by conducting a survey is called:
a) Primary data
b) Secondary data
c) Continuous data
d) Qualitative data
18. The data collected from published reports is known as:
a) Discrete data
b) Arrayed data
c) Secondary data
d) Primary data
19. A survey in which information is collected from each and every individual of the population is known as:
a) Sample survey
b) Pilot survey
c) Biased survey
d) Census survey
20. Data used by an agency which is originally collected them are:
a) Primary data
b) Raw data
c) Secondary data
d) Grouped data
21. Which form of data below can usually be obtained more quickly and at a lower cost than the others?
a) Primary
b) Survey research
c) Experimental research
d) Secondary
22. Secondary data are ________.
a) Collected mostly via surveys
b) Expensive to obtain
c) Never purchased from outside suppliers
d) Not always very usable
23. Secondary data consists of information ________.
a) That already exists somewhere and was collected for another purpose
b) Used by competitors
c) That does not currently exist in an organized form
d) That already exists somewhere and is outdated
24. Which method could a marketing researcher use to obtain information that people are unable to provide?
a) Focus groups
b) Personal interviews
c) Questionnaires
d) Observational research
25. Primary data is ___________.
a) Always collected before secondary data
b) Collected for the specific purpose at hand
c) Information that already exists
d) Data collected for other purposes
26. Which of the following is primary data?
a) Census of population data
b) Wholesale price Index numbers.
c) Statistics contain in an official publication such as the Reserved Bank of India Bulletin.
d) Data collected through your own field.
27. In case of a rail accident, the appropriate method of data collection is
a) Direct Personal Investigation
b) Indirect Oral Investigation
c) Questionnaire sent through enumerators
d) Schedule send through enumerators
28. The ______data should be used after careful scrutiny.
a) primary data
b) secondary data
c) ungrouped data
d) raw data
29. Which of the below is not secondary data.
a) Estimate of personal income taken from R.B.I. bulletin.
b) Data collected by sample survey.
c) Tabulation from schedules used in interviews that you yourself conducted.
d) Data from annual report of the Ministry of Law
30. The data collected from published reports is known as:
a) Discrete data
b) Arrayed data
c) Secondary data
d) Primary data
31. Which of the following is method of collecting primary data?
a) Published source
b) Information from correspondence.
c) Unpublished source
d) Official publication of semi-government organization
32. Data on number of units demanded of particular product, are
a) Qualitative data
b) Discrete data
c) Continuous data
d) Categorical data
33. The data which are collected for the first time by/for an investigator for his purpose is known as _______.
a) Qualitative data
b) Discrete data
c) Primary data
d) Secondary data
34. The data which has been already been collected by someone else but used by investigator for his purpose is known as ________.
a) Qualitative data
b) Discrete data
c) Primary data
d) Secondary data
35. If an investigator himself fills the form of questions by asking face to face questions to informants, it will be called ______
a) Schedule
b) Questionnaire
c) Observations
d) Secondary data
36. If an investigator sending the form of questions to the informant and informant himself fills the form and sends it back, it will be called________
a) Schedule
b) Questionnaire
c) Observations
d) Secondary data
37. Which of the following method of primary data collection requires the informant should be literate?
a) Direct personal investigation
b) Information from correspondents
c) Mailed questionnaire method
d) Schedule send through enumerators
38. Which of the following method of primary data collection can be used if study area is narrow and accuracy is important?
a) Direct personal investigation
b) Information from correspondents
c) Mailed questionnaire method
d) Schedule send through enumerators
39. _________ is the process of arranging data into sequence and groups according to their common characteristics, or separating them into different but related parts.
a) Classification
b) Tabulation
c) Collection of data
d) Analysis of data
40. Which of the following is not base of classification?
a) Geographical classification
b) Chronological classification
c) Qualitative classification
d) Weighted classification
41. The population of certain country for different years is an example of ______ classification
a) Geographical classification
b) Chronological classification
c) Qualitative classification
d) Quantitative classification
42. The yield of agriculture output per hectare for different countries in some given period is an example of ______ classification.
a) Geographical classification
b) Chronological classification
c) Qualitative classification
d) Quantitative classification
43. If the data are classified into only two classes with respect to an attribute like presence or absence, the classification is called ________.
a) Geographical classification
b) Manifold classification
c) Simple classification
d) Quantitative classification
44. If the given population is divided into classes on the basis of simultaneous study of more than one attributes at a time, then also it is termed as________.
a) Geographical classification
b) Manifold classification
c) Simple classification
d) Quantitative classification
45. For the attribute intelligence the various classes may be, Genius, Very intelligent, average intelligent, below
average and dull is an example of _________ classification.
a) Geographical classification
b) Manifold classification
c) Simple classification
d) Quantitative classification
46. Qualitative Character is called_____
a) Attribute
b) Variable
c) Constant
d) Discrete variable
47. Chronological classification is also called ___________.
a) Time Series
b) Variable
c) Constant
d) Attribute
48. Before using Secondary data one has to check for ___________.
a) accuracy
b) reliability
c) Suitability
d) All of these
49. Quantitative character is called______
a) Attribute
b) Variable
c) Constant
d) Categorical variable
50. ‘Number of train arrived at platform on particular day’ is an example of ______
a) Attribute
b) Discrete Variable
c) Continuous variable
d) Categorical variable
51. 'Temperature of city in particular month' is an example of _____________
a) Attribute
b) Discrete Variable
c) Continuous variable
d) Categorical variable
52. A study of quantitative classification is term as ___________
a) Tabulation
b) Graph
c) Diagram
d) Frequency distribution
53. In tabulation, source of the data, if any, is shown in the _______
a) Source note
b) Body
c) Caption
d) Stub
54. The vital part of the table is called __________
a) Title
b) Body
c) Caption
d) Stub
55. The logical listing of related quantitative data in vertical columns and horizontal rows of numbers is called _______
a) Tabulation
b) Data collection
c) Graphical presentation
d) classification
56. Which of the following is not essential part of statistical table?
a) Body
b) Stub
c) Caption
d) Attribute
57. Row heading in statistical table is term as_________
a) Body
b) Stub
c) Caption
d) Attribute
58. Column heading in statistical table is term as ______
a) Body
b) Stub
c) Caption
d) Attribute
59. Actual numerical information can be presented in ______part of statistical table.
a) Body
b) Stub
c) Caption
d) Attribute
60. _________gives explanation about the data contained in the major part of the table and it is placed below
the title of the table. Generally it is put in brackets.
a) Stub
b) Caption
c) Foot note
d) Head note
61. _______is must in Tabulation if the secondary data are used.
a) Classification
b) Frequency distribution
c) Source note
d) Head note
62. Table cannot be classified as
a) Primary table
b) Simple table
c) Complex table
d) Special purpose table
63. _______gives information about two interrelated characteristics of a particular phenomenon.
a) Primary table
b) Secondary table
c) Two way table
d) Simple table
64. Table showing “contribution for a college trip according faculty wise Members: Students, non-teaching
staff, teaching staff Gender: Male and Female Faculty: Commerce, Science, Arts” is ____
a) Complex table and Special purpose table
b) Three way table and General purpose table
c) Three way table and Special purpose table
d) Simple table and General purpose table
65. Table used to find normal probability is _______table.
a) Special purpose
b) General purpose
c) Primary
d) secondary
66. Frequency distribution of two variables is called______
a) Univariate frequency distribution
b) Bivariate frequency distribution
c) Manifold frequency distribution
d) Secondary frequency distribution
67. For a sample of size 50 how many classes can be constructed?
a) 2
b) 4
c) 5
d) 6
68. Class width (class limit) is calculated as
a) Maximum observation –minimum observation
b) (Maximum observation –minimum observation)/2
c) (Maximum observation –minimum observation)/number of classes
d) (Maximum observation +minimum observation)/2
69. For a certain data set Maximum observation is 56, minimum observation is 12 and 5 classes to be constructed, then appropriate class interval is _______
a) 34
b) 22
c) 9
d) 10
70. The classes in which both the upper and lower limit are included in the class are called ______classes.
a) Inclusive
b) Exclusive
c) Open end
d) mixed
71. The classes in which lower limit is included and upper limit is excluded from the class are called ___classes.
a) Inclusive
b) Exclusive
c) Open end
d) mixed
72. If the lower limit of the first class or the upper limits of the last class are not specified then the frequency distribution is called______.
a) Ungrouped frequency distribution
b) Open end frequency distribution
c) Grouped frequency distribution
d) Unequal classed frequency distribution.
73. The classes 0-10, 10-25, 25-40, 40-50 is an example of _____.
a) Ungrouped frequency distribution
b) Open end frequency distribution
c) Grouped frequency distribution
d) Unequal classed frequency distribution.
74. Relative frequency is obtained by _______
a) Frequency of class/Class interval
b) Frequency of class/ Total frequency
c) Frequency of class × Class interval
d) Frequency of class × Total frequency
75. Frequency distribution cannot be graphically presented by _____
a) Histogram
b) Frequency polygon
c) Frequency curve
d) Pie chart
76. Frequency density is calculated by_______
a) Frequency of class/Class interval
b) Frequency of class/ Total frequency
c) Frequency of class × Class interval
d) Frequency of class × Total frequency
77. With the help of histogram _________can be located graphically.
a) Mean
b) Median
c) Mean and Median
d) Mode
78. With the help of Ogive _________can be located graphically.
a) Mean
b) Median
c) Mean and Median
d) Mode
79. For drawing Frequency curve and Frequency polygon _______should be taken on X-axis.
a) Class limits
b) Class boundaries
c) Mid values of classes
d) Upper limits of classes
80. For drawing Histogram ________ should be taken on X-axis.
a) Class limits
b) Lower limits of classes
c) Mid values of classes
d) Upper limits of classes
81. For drawing Histogram for unequal classes frequency distribution __________ should be taken on Y-axis.
a) Frequencies
b) Relative frequencies
c) Frequency density
d) Class limits
82. Less than cumulative values are plotted against _________in Ogive.
a) Class limits
b) Lower limits of classes
c) Mid values of classes
d) Upper limits of classes
83. More than cumulative values are plotted against_______in Ogive
a) Class limits
b) Lower limits of classes
c) Mid values of classes
d) Upper limits of classes
84. In _________ successive class frequencies are added from top to bottom.
a) Relative frequency
b) Frequency density
c) Less than type cumulative frequency
d) More than type cumulative frequency
85. In _________ successive class frequencies are added bottom to top.
a) Relative frequency
b) Frequency density
c) Less than type cumulative frequency
d) More than type cumulative frequency
86. If the given population is divided into classes on the basis of simultaneous study of more than one attributes at a time, then also it is termed as ____________.
a) manifold classification
b) simple classification
c) one way classification
d) quantitative classification
87. The midpoint of the class 62-68 is ____________
a) 66
b) 65
c) 63
d) 64
88. The class width of the class 34-48 is _________
a) 7
b) 12
c) 8
d) 14
89. For frequency distribution with classes 8-13, 14-19, 20-25 and so on the lower class boundary for class 14-19 is __________.
a) 6
b) 14.5
c) 14
d) 13.5
90. For the data if maximum observation is 86 and minimum observation is 23 and number of classes to be taken is 7 then class width of frequency distribution is ___________.
a) 10
b) 7
c) 9
d) 8
91. For frequency distribution with classes 8-13, 14-19, 20-25 and so on, the class 8 - 13 will include observation _________.
a) 8
b) 13
c) 8 and 13
d) 14
92. For frequency distribution with classes 8-16, 16-24, 24-32 and so on, the class 16-24 will exclude observation _________.
a) 16
b) 24
c) 16 and 22
d) 22
93. For frequency distribution with classes 12-16, 16-32, 32-40 and 40-56, if class 16-32 has frequency 48 then frequency density of the class is ______.
a) 48
b) 24
c) 12
d) 3
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