S/No.

Name of stations

Z (MK)

ф

β

1

Assosa

1.20*

5.87***

0.38

2

Bahir Dar

6.92***

28.91***

5.71***

3

Nedjo

−1.07*

0.02

−0.46***

4

Gondar

1.95*

1.88*

0.44

5

Motta

7.05***

14.82***

0.35

6

Average

3.88***

3.04***

0.84