CSU Hayward

Statistics Department

 

Augmented Table 4: Links to Graphical Displays of Simulations
Each simulation seed links to a graphical display of simulation results.

Beta Prior
On Prevalence
Seed for
Simulation
Simulated Values of p Gibbs Interval Estimate
Mean Median    2.5%   97.5%
(a) a = 2, b = 50 1   
2   
985   
2350   
4809   
2.05%
2.09%
2.08%
2.07%
2.07%
2.03%
2.06%
2.05%
2.04%
2.04%
(0.85%,
(0.92%,
(0.85%,
(0.87%,
(0.86%,
3.45%)
3.48%)
3.52%)
3.47%)
3.46%)
(b) a = 2, b = 20 1    2.18% 2.15% (0.94%, 3.61%)
(c) a = 1, b = 1 1    2.05% 2.02% (0.75%, 3.56%)
(d) a = 7, b = 5 1    2.23% 3.20% (1.90%, 4.76%)
None (Sec. 2)   1.98%   (0.58%, 3.38%)

Note: Table 4 shows Gibbs Estimates of prevalence from 10,000 simulated values after burn-in
(Data: 49 positive tests among 1000 units of blood).