Case Study 1

Topics: Arithmetic mean, Mean, Normal distribution Pages: 16 (6098 words) Published: August 23, 2013
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Statistics & Research Methodology (103)
Contributors: Prof. (Gp.Capt.) D.P.Apte Prof. S.N.Parasniss Prof. Anagha Gupte Prof. Anjali Mote

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Session Plan Subject: Statistics & Research Methodology (103) Lecture Topic No. 1 Statistics: Introduction to business statistics, Importance, Definition & classification 2 Collection of data: Primary & secondary data, Sources and Classification of data, Tabular presentation 3 Presentation of data: Frequency distribution tables, Graphical presentation 4 Measures of Central Tendency and Variability: Ungrouped data 5 Case-1 6 Measures of Central Tendency, Measures of variability : Grouped data Fundamentals of Probability, Laws of probability Case -2 Probability: Conditional probability, Bayes’ theorem Probability distributions: Binomial distribution Case -3 Probability distributions: Poisson and Exponential distribution Probability distribution: Normal distribution Case - 4 Sampling : Importance and sampling techniques Sampling distribution: Concept, Suggested reading a. Chapter 1 b. Chapter 1 a. Chapter 2 b. Chapter 1

a. Chapter 2 b. Chapter 1 a. b. a. b. a. b. a. b. a. b. a. b. a. b. a. b. a. b. a. b. a. b. a. b. a. Chapter 3, 4 Chapter 1 Chapters 1, 2, 3, 7. Chapter 1 Chapter 3, 4. Chapter 1. Chapter 5. Chapter 2 Chapter 1, 2, 3, 7 Chapter 1. Chapter 5 Chapter 2 Chapter 6 Chapter 3 Chapter 5, 6 Chapters 2 Chapter 6 Chapter 3 Chapter 6 Chapter 3,4 Chapter 5, 6 Chapter 3 Chapter 7 Chapter 5 Chapter 7

7 8 9 10 11 12 13 14 15 16

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17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35

sampling distribution of mean Case - 5 Sampling distribution of proportion and variance Estimation for decision making Case - 6 Concepts of Hypothesis Testing Tests of significance - I Case - 7 Tests of significance - II Tests of significance - III Case-8 Test of significance - IV Correlation: Simple correlation, Multiple and partial correlation Case - 9 Regression analysis – I: Simple correlation Regression analysis – II: Multiple correlation Case - 10 Analysis of variance Surprise Test - 1 Surprise Test- 2

b. a. b. a. b. a. b. a. b. a. b. a. b. a. b. a. b. a. b. a. b. a. b. a. b. a. b. a. b. a. b. a. b. a. b.

Chapter 5 Chapters 5, 6 Chapters 4 Chapters 7 Chapters 5, 6 Chapter 6,7, 8 Chapter 5, 6 Chapter 6, 7 Chapters 4, 5 Chapter 9 Chapter 7 Chapter 9, 10, 11 Chapter 7, 8 Chapters 9, 10 Chapters 7, 8 Chapters 9, 10, 11 Chapters 7, 8 Chapters 10, 11 Chapters 7, 8 Chapter 9, 10,11 Chapter 8 Chapter 9, 10, 11 Chapter 7, 8 Chapter 12 Chapter 10 Chapter 14 Chapter 9 Chapter 13 Chapter 10 Chapter 13 Chapter 11 Chapter 12, 13 Chapter 10 Chapter 14 Chapter 9

Suggested Reading a. Statistical tools for Managers: Using MS Excel – By Prof. (Gp.Capt.) D.P.Apte. b. Complete Business Statistics: By Amir D. Aczel; Jayavel Sounderpandian.

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Subject: Statistics & Research Methodology (103) Case 1: Know Your Friends Miss XYZ joined MITSOB, Pune for two years PGDM program. She had left her hometown for first time in her life except of course for few holiday trips. On the one hand she was excited about making new friends, management studies, and other activities and so on, while on the other she was worried about studies, placement, getting good friends, homesickness etc. Therefore, she wanted to know more about her course mates. Obviously it was difficult to contact all the students from her batch and know about them. So she decides to collect a randomly selected data from about 25-30 students. She was not sure about random collection of data. So she learnt about random number generator and used student roll numbers to select the random sample. With the help of faculty she prepared questionnaire and collected data. From the data she prepared report for submission. It was quite nice and elaborate. However, when she compared it with friends, she found lot of variation. So she decided to take information from her two friends who had also...
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