3.1 - INTRODUCTION3.2 - OBJECTIVES OF AVERAGING3.3 - REQUISITES OF A MEASURE OF CENTRAL TENDENCY3.4 - MEASURES OF CENTRAL TENDENCY3.5 - MATHEMATICAL AVERAGES3.5.1 - Arithmetic Mean of Ungrouped Data3.5.2. Arithmetic Mean of Grouped (or Classified) Data3.5.3 - Some Special Types of Problems and Their Solutions3.5.4 - Advantages and Disadvantages of Arithmetic Mean3.5.5 - Weighted Arithmetic MeanConceptual Questions 3ASelf-Practice Problems 3AHints and Answers3.6 - GEOMETRIC MEAN3.6.1 - Combined Geometric Mean3.6.2 - Weighted Geometric Mean3.6.3 - Advantages, Disadvantages and Applications of G.M.Conceptual Questions 3BSelf-Practice Problems 3BHints and Answers3.7 - HARMONIC MEAN3.7.1 - Advantages, Disadvantages and Applications of H.M.3.8 - RELATIONSHIP BETWEEN A.M., G.M. AND H.M.Self-Practice Problems 3CHints and Answers3.9 - AVERAGES OF POSITION3.9.1 - Median3.9.2 - Advantages, Disadvantages and Applications of Median3.10 - PARTITION VALUES—QUARTILES, DECILES AND PERCENTILES3.10.1 - Graphical Method for Calculating Partition ValuesConceptual Questions 3CSelf-Practice Problems 3DHints and Answers3.11 - MODE3.11.1 - Graphical Method for Calculating Mode Value3.11.2 - Advantages and Disadvantages of Mode Value3.12 - RELATIONSHIP BETWEEN MEAN, MEDIAN AND MODE3.13 - COMPARISON BETWEEN MEASURES OF CENTRAL TENDENCYConceptual Questions 3DSelf-Practice Problems 3EHints and AnswersFormulae UsedChapter Concepts QuizReview Self-Practice ProblemsHints and AnswersCase Studies