BBA202 Business Statistics
5th February 2020
By
indiafreenotes
Unit 1 {Book}
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Definition of Statistics: Primary and Secondary data
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Classification and Tabulation of data
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Measures of Central Tendency:
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Arithmetic Mean
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Geometric Mean
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Harmonic Mean
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Mode
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Median
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Measures of Dispersion:
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Range
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Quartile Deviation
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Mean Deviation and Standard Deviation
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Coefficient of Variation
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Absolute and relative measures of dispersion
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Unit 2 {Book}
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Correlation Analysis: Introduction, Importance of correlation Analysis
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Types of correlation: Positive and Negative correlation, Linear and Non -Linear Correlation
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Measures of Correlation:
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Scatter Diagram Method
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Karl Pearson’s Co-efficient of correlation
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Spearman’s Co-efficient of Rank Correlation
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Regression Analysis:
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Difference between Correlation and Regression
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Lines of Regression and Properties of regression line, Regression Co-efficient
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Unit 3 {Book}
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Probability: Definition of probability
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Classical and empirical probability
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Addition and Multiplication rule of probability
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Conditional probability, Simple problems.
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Unit 4 {Book}
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Time Series Analysis: Utility of Time Series
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Components of time series
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Time series models: Addition and Multiplication model
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Measurement of trend: Graphic Method, Moving Average Methods, Method of Least squares, Fitting a straight line trend
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Seasonal variations: Estimation of seasonal variations, Method of simple average, Ratio to Trend method, Ratio to moving average method, cyclical variations
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