<img src="mice1.bmp" alt="[mice1]"></center>
</font><font face="Arial" color="#000100" size="3"><br>The survival distribution is assumed to be Weibull. That is<br><br>&nbsp;&nbsp;&nbsp;
</font><font face="Times New Roman" color="#000100" size="3">f 
</font><font face="Arial" color="#000100" size="3">(t
</font><font face="Arial" color="#000100" size="2"><sub>i
</sub></font><font face="Arial" color="#000100" size="3">, 
</font><font face="Arial" color="#000100" size="3"><strong>z
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