Thanks Prof Ripley,
 
It's working. I understand the whole consept better now(forgot the comma).
 
regards
Hennie Gerber  
 

Hennie Gerber
Statistician
UNISA - Research Support
+ 27 12 429 3188
Waarskuwing!
Die sienings uitgespreek is my eie en nie noodwendig my werkgewer sin nie
Warning!
All views expressed are my own and not necessarily that of my employer.
 
 
 
 


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