B.B.A. LL.B. (Five Years) Sem 3 Business Statistics 2012 Jun Question Paper - KSLU

Questions asked in this paper

UNIT - I

1. Q1 (a) Define statistics. Discuss its scope and utility in the field of trade and commerce.
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2. Q1 OR Distinguish between classification and tabulation. Mention the requisites of good statistical table.
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3. Q1 (b) Write short note on : State the rules for diagrammatic representation.
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4. Q1 OR Draw a pie diagram to represent the following population in a town :
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UNIT - II

1. Q2 (a) Find Mean, Median and Mode for the following distributions :
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2. Q2 OR What is an average ? Mention different types of averages and state why the arithmetic mean is the most commonly used among them.
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3. Q2 (b) Find Geometric mean.
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4. Q2 OR Write the merits and demerits of mean.
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UNIT - III

1. Q3 (a) The following table gives the scores made by two batsman A and B in a series of 10 innings.
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2. Q3 OR Define the term "Dispersion" ? What are the methods of computing dispersion ?
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3. Q3 (b) Calculate quartile deviation and its relative measure from the following data :
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4. Q3 OR Find mean and standard deviation.
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UNIT - IV

1. Q4 (a) Calculate Karl Pearson's coefficient of correlation between x and y :
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2. Q4 OR Obtain the lines of regression for the following data :
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3. Q4 (b) Briefly explain the concept of regression.
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4. Q4 OR Calculate Spearman's rank correlation coefficient from the following data :
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UNIT - V

1. Q5 (a) Calculate : i) Laspeyre's ii) Paasche's and iii) Fisher's index numbers for the following data.
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2. Q5 OR Define : i) Time reversal test ii) Factor reversal test iii) Prove that Fisher's ideal index number satisfies both tests.
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3. Q5 (b) Write a short note on : Cost of living index number.
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4. Q5 OR Construct the cost of living index number from the following data by family budget method.
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Typed from the KSLU paper above. The paper is the original. Long reading passages are shortened here to their first and last lines and a summary.