Business Statistics

Introduction to Statistics, Importance of Statistics in modern business environment. Definition of Statistics, Scope and Applications of Statistics Characteristics of Statistics, Functions of Statistics, Limitations of Statistics, Statistical Softwares

Introduction, Definition of Statistical Survey, Stages of Statistical Survey - Planning of a Statistical Survey- Execution of Statistical Survey, Basic Terms used in Statistical Survey - Units or Individuals - Population or Universe –Sample -Quantitative -Characteristic - Qualitative Characteristic – Variable, Collection of Data- Primary Data - Secondary Data - Pilot survey , Scrutiny and Editing of Data

Introduction , Functions of Classification - Requisites of a good classification - Types of classification - Methods of classification ,Tabulation - Basic difference between classification and tabulation -Parts of a table -Types of table , Frequency and Frequency Distribution - Derived frequency distributions - Bivariate and multivariate frequency distribution - Construction of frequency distribution , Presentation of Data – Diagrams, Graphical Presentation - Histogram - Frequency polygon - Frequency curve - Ogives

Introduction, Objectives of statistical average, Requisites of a Good Average, Statistical Averages - Arithmetic mean - Properties of arithmetic mean - Merits and demerits of arithmetic mean ,Median - Merits and demerits of median , Mode - Merits and demerits of mode , Geometric Mean , Harmonic Mean , Appropriate Situations for the Use of Various Averages , Positional Averages

Range, Co-efficient of Range, Quartiles, Inter-Quartile Range and Quartile Deviation, Co-efficient of Quartile Deviation, Mean Deviation, Co-efficient of Mean Deviation, Standard Deviation, Co-efficient of Variation, The Lorentz Curve, Skewness and Kurtosis; Measures of Skewness: Absolute and Relative; Co-efficient of Skewness: Karl Pearson’s, Bowley’s and Kelly’s; Moments and Moments based measures of Skewness (β1)and Kurtosis (β2)