me/mi.—/mo
sr7°

oO

lr
®

e

°

2

i

oO

°

e

e

oy

}

i:

|

°

i

O

f

II

|

e %
l

!

r

L

J

|

2

L,

6

8

10

|

Inches of Rainfall

Figure 2a,

Regression of sr?° in rain water on the amount of

rainfell in March, 1956,

.

- 13 -

|

Select target paragraph3