Correlation In Advance
Learn Karl Pearson Correlation and Spearman Rank Correlation
Description
Meaning of Correlation
Examples of correlation
(i) Rain : Agricultural product = Relation
(ii) Supply : Price = Relation
(iii) Age : Playing Habit = Relation
(iv) Temperature : Sale of ice cream = Relation
(v) Temperature : Sale of Mobile = Relation
(vi) Weight : Height = Relation
Correlation and Cause-effect relationship
1. One variable may act upon the other
2. The two variables may act upon each other
3. The two variables may be acted upon by outside influences
4. A high correlation coefficient may be derived due to sheer coincidence
Degree of Correlation
Karl Pearson’s Coefficient of correlation
Meaning of Karl Pearson’s Coefficient of correlation
Karl Pearson’s Coefficient of correlation by Calculation of correlation by Direct Method
Karl Pearson’s Coefficient of correlation by Calculation of correlation by Shortcut Method
Karl Pearson’s Coefficient of correlation In discrete and continuous series Or
Correlation in Bivariate frequency distribution Or
Correlation in grouped series
Some Important Questions for Practice
Spearman’s Rank Difference Method
Meaning of Spearman’s Rank Difference Method
Spearman’s Ranking method
Problem of Similar marks
Probable Error
Meaning of Probable Error
Some Important practical problems for Practice
Meaning of Correlation :
The term correlation indicates the relationship in between two such variables in which with change in the value of one variable, the values of the other variable also changes. It is likely that such relationship may be obtained in two series relating to the height and weight of a group of a person. This analysis is a statistical procedure by which we can determine the degree of association or relationship between two or more variables.
What You Will Learn!
- Meaning of Correlation
- Degree of Correlation
- Karl Pearson’s Coefficient of correlation
- Calculation of correlation by Direct Method
- Spearman’s Rank Difference Method
- Spearman’s Ranking method
Who Should Attend!
- Any Student who pursuing in B,com M,com BBA MBA 11th & 12th Commerce C.A. C.S. and C.M.A.