Table
Table 12.6
CALCULATING THE NET REPRODUCTIVE RATE BASED ON THE HYPOTHETICAL POPULATION IN TABLE 12.1
AGE (
x
)
SURVIVAL RATE (
s
x
)
SURVIVORSHIP (
l
x
)
FECUNDITY (
b
x
)
(
l
x
) × (
b
x
)
0
0.5
1.0
0
1
0.8
0.5
1
0.5
2
0.5
0.4
3
1.2
3
0.0
0.2
2
0.4
4
—
0.0
—
0.0
NET REPRODUCTIVE RATE (
R
0
) = ∑
l
x
b
x
= 2.1