A research was carried out to study the relationship between inflation rate and unemployment rate.The data were summarized in thetable below:

Inflation Rate	Unemployment Rate
4.5	9.5
2.3	4.5
3.6	6.7
6.6	10.2
0.8	2.6
1.7	3.2
2.7	5.2

Construct a simple linear regression equation of the two variable. Which one is correct?

a) Y'= 5.2983 + 5.4780 X

b)Y'= 0.2983 + 1.4780 X

c)Y'= 1.2983 + 1.4780 X