The following data were obtained from a survey of the number of years’ people smoked(X) and the percentage of lung damage(Y) they sustained. a) Find Correlation coefficient b) Draw a Scatter plot c)...

The following data were obtained from a survey of the number of years’ people smoked(X)
 and the percentage of lung damage(Y) they sustained.
a) Find Correlation coefficient
b) Draw a Scatter plot
c) Find the Regression equation of Y on X
d) Predict the percentage of lung damage who has smoked for 30 years.

X 22 14 31 36 9 41 19
y 20 14 54 63 17 71 2