BBA-05
December Examination 2016
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 Type Questions)
Note: Answer all questions. As per the nature of the questions you delimit your answer in one sentence or upto 30 words. Each question carries 2 marks.
What do you mean by Secondary Data?
What do you understand by the term 'Inclusive series'?
Explain any two differences between 'Skewness and Dispersion'.
What is 'Rank correlation'?
323
BBA-05 200 4 (P.T.O.)
BBA-05 200 4 (Contd.)
323
compute the Index Numbers for each year from the
following prices of a commodity with 2011 as base:
Years Price in Rs.
2011 20
2012 25
2013 50
2014 80
2015 100
What do you understand by 'cumulative frequency curve
(Ogive
What are the components of Time Series?
(viii) Find the values of:
6P2 7P4
Section B 4 × 8 32
(Short Answer Type Questions)
Note: Answer any four questions. Each answer should not
exceed 200 words. Each question carries 8 marks.
Distinguish between:
Continuous series and Discrete series
Correlation and Regression
What is meant by 'Dispersion'? Explain any one method of
measuring dispersion.
BBA-05 200 4 (P.T.O.)
323
Compute the trend for the following data using method of
'Least squares':
Years Price in Rs.
2011 83
2012 92
2013 71
2014 90
2015 162
Write short notes on following:
Median
Karl Pearson's coefficient of correlation
What is a 'Questionnaire'? What is the difference between
questionnaire and schedule? What are the chief requirements
of a good questionnaire?
If a card is drawn from a pack of 52 cards. What is the
probability that drawn card is either a Jack or a Queen?
40 balls are numbered from 1 to 40 and are put into a bag.
What is the probability that the ball drawn is a multiple of
5 or 6 or 8.
Discuss in brief the Binomial method of Interpolation. Also
discuss the assumption under which this method is most
suitable.
Discuss the meaning, utility and limitations of the 'Diagrammatic
Representation of Data'.
BBA-05 200 4
323
Section C 2 × 16 32
(Long Answer Type Questions)
Note: Answer any two questions. Each question should not
exceed 500 words. Each question carries 16 marks.
10) From the following data calculate mean, median and mode:
Marks No. of students
0-10 8
10-20 12
20-30 8
30-40 7
40-50 5
11) What is 'skewness'? How will you measure it? Explain.
12) Write explanatory notes on the following: (any two)
Langrange's method of interpolation
Yule's coefficient of Association of Attributes
Regression coefficients
13) From the following data, calculate Fisher's Index Number and
also show as to how it satisfies the time reversal test and factor
reversal test:
Commodities
Base year Current year
Price Quantity Price Quantity
A 6 50 10 55
B 2 100 2 120
C 4 60 6 60
D 10 30 12 24
E 8 40 12 36