Regression Coefficients

Data Set:

x   y

0    3

1    5

2    7

3    9

4   11

5   13

6    15

7    17

8    19

9    21

10   23

The best-fitted line is given by Y = aX + b 

where regression coefficients:

$\frac{(\sum �)(\sum {�}^2)-(\sum �)(\sum ��)}{�(\sum {�}^2)-(\sum �{)}^2}$

n refers to the number of data points in the given data sets.