F.Y B.A External - Kachchh University
F.Y B.A External - Kachchh University
F.Y B.A External - Kachchh University
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K.S.K.V. KACHCHH UNIVERSITY 61<br />
D) INDEX NUMBER:<br />
Definition, Limitation and use of index numbers. Construction of wholesale price index<br />
number and cost of living index numbers, Laspeyer, Passche, Marshall Edge Worth and<br />
Fisher’s Index number. Time and Factor reversal tests.<br />
E) CORRELATION, REGRESSION AND ASSOCIATION OF ATTRIBUTES<br />
1. LINEAR CORRELATION :<br />
Concept of linear correlation between two variable scatter diagram, bivariate frequency<br />
table, Karl Pearson’s formula for correlation coefficient. Spearman’s rank correlation.<br />
Calculation of correlation, coefficient from ungrouped and grouped bivariate data.<br />
Coefficient of determination and its interpretation.<br />
2. REGRESSION :<br />
Concept of Regression, Principle of least squares, line of regression, coefficient of<br />
determination and its interpretation. Use of regression in forecasting.<br />
3. ASSOCIATION OF ATTRIBUTES:<br />
Concept of association of attributes, Yule’s coefficient of association.
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