Improved Estimation of the Initial Number of Susceptible Individuals in the General Stochastic Epidemic Model Using Penalized Likelihood

Table 1

The number of simulated epidemics for which the estimates of did not exist for , , replication = 1000, and endemic rate .

(1.5, 0.2)	(1.3, 0.2)	(1.3, 0.4)
100	41	85	28
250	3	26	6
1000	0	2	0
5000	0	0	0