Syllabus
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Course Code: DSCS-218 Course Name: Statistical Method-II |
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| MODULE NO / UNIT | COURSE SYLLABUS CONTENTS OF MODULE | NOTES |
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| 1 | Correlation: Concept and types of correlation, methods of finding correlation - scatter diagram, Karl Pearson’s Coefficient of correlation (r), its properties, coefficient of correlation for a bivariate frequency distribution. Rank correlation with its derivation, its merits and demerits, limits of rank correlation coefficient, tied or repeated ranks. | |
| 2 | Curve Fitting: Principle of least squares, fitting of straight line, second degree parabola, power curves of the type Y=aXb , exponential curves of the types Y=abX and Y=ae b X . | |
| 3 | Linear Regression: Two lines of regression, regression coefficients, properties of regression coefficients, angle between two regression lines, standard error of estimate obtained from regression line, correlation coefficient between observed and estimated values, distinction between correlation and regression. | |
| 4 | Multivariate Data: Plane of regression, properties of residuals, variance of the residual. Mult iple and partial correlation for three variables: coefficient of multiple correlation and its properties, coefficient of partial correlation and its properties, multiple correlation in terms of total and partial correlations and coefficient of determination. | |
