Business Statistics

Quantitative Analysis for Managerial Decision-Making – Q&A and Practice Solutions

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Describe briefly the questionnaire method of collecting primary data. State the essentials of a good questionnaire. Introduction The questionnaire method is one of the most effective and widely used techniques for collecting primary data in research. It involves asking a set of predefined questions to respondents, who provide their answers either in written or electronic …

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Decision Tree Diagram with EMV’s

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Q1. Draw the decision tree diagram and explain the best possible decision based on EMVs (Expected Monetary Values)  On the 1st April 2023, Rajinder Saproo, an investor is in a dilemma for the investment of 10 lakh INR. He has consulted his Mumbai based friend, MukulBhai Gadhecha, an investment expert for this matter. Mr Saproo …

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The Transportation Problem and the Assignment Problem

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The transportation problem The transportation problem is a classic optimization problem in the field of operations research and management science. It involves finding the most cost-effective way to transport goods from multiple suppliers to multiple consumers, taking into account supply and demand constraints, as well as transportation costs. Here are the key components and elements …

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LINEAR PROGRAMMING SOLUTION – GRAPHICAL METHOD

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INTRODUCTIONThere are two methods available to find an optimal solution to a Linear Programming Problem. One is a graphical method and the other is a simplex method. The graphical method can be used only for a two-variable problem i.e. a problem that involves two decision variables. The two axes of the graph (X & Y …

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Probability Solved Sums

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There are 15 boys and 10 girls in the class. If three students are selected at random, what is the probability that 1 girl and 2 boys are selected? A. 1/40 B. 1/ 2 C. 21/46 D. 7/ 41 E. None of these The correct option is: C Solution: Total number of ways of selecting …

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Statistics for Business Decisions 2022

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2022BUSINESS ADMINISTRATION- HONOURS : CALCUTTA UNIVERSITY Paper BBA-A202-C-3(Statistics for Business Decisions)Full Marks : 80 The mean, median, and standard deviation of a distribution are 45, 42, and 18 respectively, to find the skewness of the distribution. The formula for Pearson’s coefficient of skewness, which is a measure of the asymmetry of a distribution. A positive skew …

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INTRODUCTION TO STATISTICS

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My blog contains study material on the subject business statistics. The study material is written and compiled from various books for the benefits of management students. BBA & MBA students from any universities can refer the material for making notes and examination preparation.