The amount of rainfall (mm) in a river’s catchment area and the peak flood level (m) for the 10 most recent floods is listed below:
Rainfall (mm)
98
131
137
164
105
112
150
141
96
126
Peak Flood level (m)
1.2
1.9
2.6
2.7
1.2
1.4
2.5
2.3
0.9
1.8

The estimated linear regression line between rainfall and peak flood level for the above data is
Estimated Peak Flood Level=-1.62+0.03×Rainfall
i) Give an interpretation of the slope of the above regression line in the context of the question.

Question

The amount of rainfall (mm) in a river’s catchment area and the peak flood level 	(m) for the 10 most recent floods is listed below: 
Rainfall (mm)
98
131
137
164
105
112
150
141
96
126
Peak Flood level (m)
1.2
1.9
2.6
2.7
1.2
1.4
2.5
2.3
0.9
1.8

The estimated linear regression line between rainfall and peak flood level for   the above data is
		   Estimated Peak Flood Level=-1.62+0.03×Rainfall     
	i)	Give an interpretation of the slope of the above regression line in the context of the question.

anonymous · Answer

ii)	The correlation coefficient between rainfall and peak flood level is 0.962. Use this value