# Business Statistics Bangalore University BBA 3rd Semester NEP Notes

05/10/2022
 Unit 1 Introduction to Statistics {Book} Introduction, Meaning, Definitions, Features, Objectives, Functions, Importance and Limitations of Statistics VIEW Important Terminologies in Statistics: Data, Primary Data, Secondary Data, Population, Census Survey, Sample Survey, Sampling, Parameter, Unit, Variable Quantitative Variable, Qualitative Variable, Dependent Variable, Independent Variable VIEW Series: Individual, Discrete and Continuous VIEW Classification of Data Types VIEW Requisites of Good Classification of Data. Frequency, Class Interval, Tally Bar VIEW Frequency Distribution Formation (simple illustrations). VIEW

 Unit 2 Tabulation and Presentation of Data  {Book} Types of Presentation of Data, Textual Presentation VIEW Tabular Presentation VIEW One-way Table, Two-way Table VIEW Diagrammatic and Graphical Presentation, Rules for Construction of Diagrams and Graphs VIEW Types of Diagrams: One Dimensional Simple Bar Diagram, Subdivided Bar Diagram, Multiple Bar Diagram, Percentage Bar Diagram VIEW Two-Dimensional Diagram, Pie Chart VIEW Graphs, Histogram VIEW Frequency Polygon VIEW Ogives  curve VIEW

 Unit 3 Measures of Central Tendency and Dispersion {Book} Meaning, Definition, Features Requisite of ideal average VIEW Types: Mathematical and Positional VIEW Arithmetic Mean: Simple and weighted Average VIEW MEDIAN VIEW Positional average, Related positional averages graph Location MODE VIEW Identification under individual and Discrete series by inspection method VIEW Grouping table preparation VIEW Calculation of Mode by using Relationship of mean and median, that is empirical formula VIEW Graphical location of mode VIEW VIEW VIEW VIEW Meaning of Measures of dispersion VIEW VIEW Standard Deviation and their Co- efficient of variation problems on direct method only VIEW

 Unit 4 Correlation and Regression Analysis {Book} Meaning and Types of Correlation VIEW VIEW VIEW Karl Pearson’s Coefficient of Correlation. VIEW Spearman’s Rank Correlation, Coefficient problems including repeated rank assignment VIEW Meaning of Regression VIEW Regression Lines VIEW Finding correlation coefficient using Regression Coefficients VIEW Regression Equations and estimating the variable VIEW

 Unit 5 Index Number {Book} Meaning and Definitions, features & Classification VIEW Methods of Construction index number VIEW Simple, Aggregates VIEW Simple Average of price Relatives method, Weighted index method VIEW Fisher Ideal Index Number Test of Adequacy: Unit test, Time reversal test, Factor reversal test and circular test VIEW Consumer Price Index number VIEW