You have no failures (all observations are right-censored) and the preference Weibayes Only for Zero Failure Data is checked. Then the Weibayes report appears. See Weibayes Example for Data with No Failures.
1.
Select Help > Sample Data Library and open Reliability/Weibayes No Failures.jmp.
2.
Select Analyze > Reliability and Survival > Life Distribution.
3.
Select Time and click Y, Time to Event.
4.
Select Censor and click Censor.
5.
Select Freq and click Freq.
6.
Select Likelihood as the Confidence Interval Method.
7.
A special Life Distribution report appears. Weibayes and Weibull beta should be selected.
9.
Click Update.
Figure 2.21 Life Distribution Report for Zero Failures
1.
Select Help > Sample Data Library and open Reliability/Weibayes One Failure.jmp.
2.
Select Analyze > Reliability and Survival > Life Distribution.
3.
Select Time and click Y, Time to Event.
4.
Select Censor and click Censor.
5.
Select Freq and click Freq.
6.
Select Likelihood as the Confidence Interval Method.
7.
8.
Select the Weibull distribution in the Compare Distributions plot.
9.
Select Fix Parameter from the Parametric Estimate - Weibull red triangle menu.
10.
Select Weibayes and Weibull beta in the Fix Parameter report.
12.
Click Update.
14.
Place your cursor over the top of the Y axis. The cursor becomes a hand. Drag the axis downward until it reaches 0.5 as the top number.
Figure 2.22 Life Distribution Report for One Failure

Help created on 7/12/2018