<br><font size=2 face="sans-serif">Does anyone have, or know of, some S or R code to implement </font>
<br><font size=2 face="sans-serif">the sequential t-test ?</font>
<br>
<br><font size=2 face="sans-serif">The test is outlined in Kendall & Stuart vol 2A, ch 24, and a 'how </font>
<br><font size=2 face="sans-serif">to do it' with a set of tables is given in 'Design & Analysis of </font>
<br><font size=2 face="sans-serif">Industrial Experiments' ( O.L.Davies).</font>
<br>
<br><font size=2 face="sans-serif">I'm interested in obtaining/creating an Splus or R application which</font>
<br><font size=2 face="sans-serif">calculates the upper and lower curves appropriate for arbitrary </font>
<br><font size=2 face="sans-serif">choices of alpha , Beta and mean-shift. </font>
<br>
<br><font size=2 face="sans-serif">Can anyone give me any pointers ?</font>
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<br><font size=2 face="sans-serif"> ta Bob</font>
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................................<br>
Robert D. Kinley<br>
Site Statistician<br>
Eli Lilly & co<br>
Speke, UK<br>
++151 448 6347<br>
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