B.Com. LL.B. (Five Years) Sem 3 Business Statistics 2025 Jun Question Paper - KSLU

Questions asked in this paper

UNIT - I

1. Q1 (a) Draw less than and more than Ogives for the following data and determine the median graphically.
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2. Q1 OR What is primary data ? Explain the various methods of collecting primary data.
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3. Q1 (b) Draw a pie chart to represent the following data.
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4. Q1 OR Write a short note on tabulation.
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UNIT - II

1. Q2 (a) Calculate the geometric and harmonic mean from the following data.
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2. Q2 OR Write the merits and demerits of mean, median and mode.
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3. Q2 (b) Write a short note on quarties.
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4. Q2 OR Calculate the median of the following distribution.
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UNIT - III

1. Q3 (a) What is Skewness ? Explain the types and measures of Skewness.
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2. Q3 OR You are given below the daily wages paid to the workers in two factories X and Y.
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3. Q3 (b) Calculate the range and it's coefficient from the following.
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4. Q3 OR Define dispersion. Explain the measures of dispersion.
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UNIT - IV

1. Q4 (a) Explain correlation analysis.
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2. Q4 OR Calculate Spearman's rank correlation co-efficient between marks in Accountancy and marks in Statistics from the data.
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3. Q4 (b) From the following data find out two regression lines for the following data.
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4. Q4 OR Write a short note on regression analysis.
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UNIT - V

1. Q5 (a) Calculate index numbers from the following data. (a) Fisher's price index number. (b) Test whether Fisher's price index satisfy time reversal and factor reversal test.
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2. Q5 OR What is index number ? Explain the uses of index number.
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3. Q5 (b) Write a short note on time reversal test and factor reversal test.
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4. Q5 OR Write a note on cost of living index.
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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.