Vol . 7, No. 8 
Page 5 
Table 3* The effect of hunting and of winter precipitation on spring population 
levels of rabbits 
on the 4-H 
Area, 1957-64. 
Fa 1 1 
Fa 1 1 
Total Precipitation 
Spring 
Populat ion 
Popu1 at ion 
Dec ., Jan . , Feb . , 
Populat ion 
Estimate 
Harvest 
Not Harvested 
in inches (Decatur) 
Estimate 
Year A 
B 
A-B=X] 
x 2 
Y 
1956-57 333 
113 
220 
6.62 
47 
1957-58 259 
92 
167 
6.97 
31 
1958-59 324 
109 
215 
5-69 
1 32 
1959-60 239 
95 
144 
5.92 
56 
1960-61 309 
none 
309 
4.56 
161 
1961-62 363 
167 
196 
8.47 
24 
1962-63 107 
none 
107 
2.30 
61 
1963-64 132 
36 
96 
4.18 
58 
x, = 181.8 
x 2 = 5-59 
y = 71-25 
Correlation Coefficients 
Regression Equation 
Simple 
Y = 58.25 + 0.59 X) - 
16.80 x 2 
r 1 2 = + 
0.31 
r y' = + 
0.63 
r y2 = ' 
0.39 
Partial 
r y 1 * 2 = 
•A. 
_ . /s 
+ 0 . 86 
< 
N> 
II 
- 0.79* 
Multiple 
R ,, = 
y - 12 
0.88* 
Significant at 
the 0.05 level of probabil 
ity. 
