Chapter 3: Describing Data - Numerical Measures

3.1 Introduction3.2 The population Mean3.3 The Sample Mean3.4 Properties of the Arithmetic Mean3.5 The Weighted Mean3.6 The Median3.7 The Mode3.8 The Geometric Mean3.9 Why Study Dispersion?3.10 Measures of Dispersion3.11 Interpretation and Uses of the Standard Deviation3.12 The Mean and Standard Deviation of Grouped Data
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