# Business Statistics-2 Osmania University B.com 4th Semester Notes

25th November 2020
 Unit 1 Regression {Book} Regression Introduction, Linear and Non-Linear Regression VIEW Correlation Vs. Regression VIEW Lines of Regression VIEW Derivation of Line of Regression of Y on X, Line of Regression of X on Y VIEW Using Regression Lines for Prediction VIEW

 Unit 2 Index Numbers: {Book} Index Numbers: Introduction, Uses, Types VIEW Problems in the Construction of Index Numbers VIEW Methods of Constructing Index Numbers VIEW Simple Index Number VIEW Weighted Index Number (Laspeyre, Paasche, Marshall Edgeworth) VIEW Tests of Consistency of Index Number: Unit Test, Time Reversal Test, Factor Reversal Test, Circular Test VIEW Base Shifting, Splicing and Deflating of Index Numbers VIEW

 Unit 3 Time Series {Book} Time Series: Introduction VIEW Components of Time Series VIEW Methods: Semi Average Method VIEW Moving Average Method VIEW Least Square Method VIEW Deseasonalization of Data VIEW Uses and Limitations of Time Series VIEW

 Unit 4 Probability {Book} Probability: Meaning, Experiment VIEW Event: Mutually Exclusive Events, Collectively Exhaustive Events, Independent Events, Simple and Compound Events VIEW Basics of Set Theory VIEW Permutation, Combination VIEW Approaches to Probability: Subjective, Axiomatic VIEW Classical, Empirical Probability VIEW Theorems of Probability: Addition, Multiplication, VIEW Bayes Theorem VIEW

 Unit 5 Theoretical Distributions {Book} Binomial Distribution: Importance Conditions, Constants, Fitting of Binomial Distribution VIEW Poisson Distribution: Importance Conditions Constants, Fitting of Poisson Distribution VIEW Normal Distribution: Importance, Central Limit Theorem, Characteristics Fitting a Normal Distribution VIEW