BBA-05
December Examination 2017
BBA Pt. I Examination
Fundamentals of Business Statistics
Paper BBA-05
Time 3 Hours Max. Marks 80
Note: The question paper is divided into three sections B and C. Write answers as per given instructions.
Section A 8 × 2 16
(Very Short Answer Questions)
Note: Answer all questions. As per the nature of the question delimit your answer in one word, one sentence or maximum upto 30 words. Each question carries 2 marks.
What is a Questionnarie?
How are frequencies made cumulative? Explain with example.
323
BBA-05 200 5 (P.T.O.)
BBA-05 200 5 (Contd.)
323
Obtain the value of median from the following data:
Marks (out of 100)
80
78
90
45
36
65
70
20
55
Explain the difference between 'Dispersion and Skewness'.
What do you mean by 'Graphic Representation of
Explain the objects of the calculation of moments.
(Any two)
From the following data calculate the chain Indices.
Years 2002 2003 2004 2005 2006 2007
Price (in Rs.) 75 50 60 60 75 70
(viii) What is 'Rank correlation'.
BBA-05 200 5 (P.T.O.)
323
Section B 4 × 8 32
(Short Answer Questions)
Note: Answer any four questions. Each answer should not
exceed 200 words. Each question carries 8 marks.
''Statistics may be defined as the collection, presentation,
analysis and interpretation of Number Explain.
Distinguish between
Continuous and Discrete series.
Inclusive and Exclusive series.
More than and Less than frequency tables.
Simple table and Complex table.
What is meant by 'Dispersion'. Explain mean deviation method
with an example.
Two Judges rank seven candidates in a beauty contest as
follows:-
Contestant A B C D E F G
Judge I 2 1 4 5 3 7 6
Judge II 3 4 2 5 1 6 7
Find out Rank coefficient of correlation.
Write short notes on following:-
Regression coefficients.
Langrange's method of Interpolation.
BBA-05 200 5 (Contd.)
323
Construct the Fisher's Ideal Index from the following data
Base years Current year
Articles Price Quantity Price Quantity
A 5 25 6 30
B 10 5 15 4
C 3 40 2 50
D 6 30 8 35
Explain the importance of Graphic Presentation of statistics.
Discuss how would you construct an ogive curve.
What is time series Analysis? Explain the various methods of
estimating the secular trend of time series.
Section C 2 × 16 32
(Long Answer Questions)
Note: Answer any two questions. You have to delimit your each
answer maximum upto 500 words. Each question carries
16 marks.
10) Calculate mean, median and mode from the following data:
Classes Frequency
0 10 15
10 20 20
20 30 25
30 40 24
40 50 12
50 60 31
60 70 71
70 80 52
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BBA-05 200 5
11) Write explanatory notes on following
Standard Deviation.
Karl Pearson's coefficient of correlation.
12) What is the probability of drawing a card of spade or a
king from a pack of playing cards?
What is the probability of getting a total of 2 or 8 or 12 on
throwing a part of Dice?
In a randomly selected leap year, what is the probability
that there are 53 Sundays?
A bag contains 8 white, 6 black, 3 green and 3 yellow
balls. What is the probability of drawing a black or a green
or a yellow ball in a test?
13) Explain Yule's coefficient of Association of Attributes in
brief.
Describe briefly the various methods of calculating
moments.