Regression

(2,8), (6,8), (4,5), (7,6), (5,2) from the following data find the regression coefficients $b_{yx}, b_{xy}$ and correlation coefficient $\text{'}r\text{'}$ for the following data:

Describe the uses of regression analysis.

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Mention the classifications of linear regression analysis

Which statistial technique is widely used for prediction.

Write an use of linear regression analysis.

State simple linear regression with equation.

State and explain regression.

State and explain multiple linear regression analysis.

State and explain the classification of linear regression analysis.

Find the correlation coefficient $\text{'}r\text{'}$ for the following data using the regression coefficients $b_{yx}, b_{xy}$:

$(2,8), (6,8), (4,5), (7,6), (5,2)$