Accountancy and Business Statistics

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Origin and Development of Statistics

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Meaning of Statistics

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Definition of Statistics

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Uses of Statistics in Business

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Distrust of Statistics

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Limitations of Statistics

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Primary Data

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Secondary Data

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Classification of Data

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Frequency Distribution

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Tabulation of Data

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Nominal Scale

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Ordinal Scale

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Interval Scale

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Ratio Scale

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Meaning of Central Tendency

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Requisites of Ideal Average

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Arithmetic Mean

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Median

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Mode

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Geometric Mean

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Harmonic Mean

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Empirical Relationship (Mean, Median, Mode)

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Meaning of Dispersion

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Objectives of Dispersion

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Types of Dispersion

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Range

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Inter-Quartile Range

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Percentile Range

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Quartile Deviation

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Mean Deviation

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Standard Deviation

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Lorenz Curve

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Measures based on Standard Deviation

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Mathematical Properties of Standard Deviation

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Meaning of Skewness

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Frequency Distribution and Skewness

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Test of Skewness

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Karl Pearson’s Measure of Skewness

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Bowley’s Measure of Skewness

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Kelly’s Measure of Skewness

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Meaning of Kurtosis

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Types of Kurtosis

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Meaning of Correlation

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Types of Correlation

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Degree of Correlation

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Interpretation of Correlation Coefficient

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Graphic Method of Correlation

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Karl Pearson’s Coefficient (Ungrouped Data)

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Karl Pearson’s Coefficient (Grouped Data)

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Spearman’s Rank Correlation

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Concurrent Deviation Method

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Least Squares Method

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Coefficient of Determination (r²)

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Coefficient of Non-Determination

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Relationship between r and r²

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Probable Error

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Standard Error

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Linear Relationship

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Meaning of Regression

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Utility of Regression

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Types of Regression

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Regression Lines

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Graphic Method of Regression

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Algebraic Method of Regression

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Applications in Business

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Standard Error of Estimate