Essential Statistics for Economics and Commerce

Contents: Preface. 1. Frequency, distribution, presentation of data by diagrams and graphs. 2. Measures of central tendency or averages. 3. Measures of dispersion or variation. 4. Moments, Skewness and Kurtosis. 5. Correlation and regression analysis. 6. Partial and multiple correlation and regression. 7. Time series analysis. 8. Index number. 9. Interpolation and extrapolation. 10. Association of attributes. 11. Probability, mathematical expectation and moment generating function. 12. Some important probability (theoretical or expected) distributions. 13. Statistical investigation: collection of data, census survey and sample survey and types of sampling. 14. Sampling distribution and theory of estimation. 15. Tests of Hypotheses and significance: Standard Normal Test or Z-Test, student\'s t-Test, x2-Test and F-Test. 16. Analysis of Variance (ANOVA). 17. Business forecasting. 18. Inventory management. 19. Statistical quality control. 20. Measures of inequality. Appendix: Statistical tables. Bibliography. Index.