وصف المحاضرة

Correlation and Regression

ماذا سأتعلم؟

• Identify what is meant by correlation between two variables. • Calculate the correlation coefficient between two variables in different ways (Pearson’s method and Spearman’s method) and interpret them mathematically. • Understand the meaning of the regression line and estimate its importance to study the relation between two variables. • Represent the relation between two variables in a Cartesian diagram and judge from the graph the existence of the relation and the power of its degree.