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After much trial and error, I'm really good at error, I have found that Probability[] does combined probabilities automagically. The key is choosing the right distribution and specifying the distribution correctly. For the purposes of chapter 2 in...
Thanks Eric, You were right on the money. When I quoted the characters it worked. Thanks again for the help. Mark
Hi for exponents you can use the "^" as in 3 ^2 which would return 9
Thanks Marco, Sorry it took so long to get back to you, travel and life got in the way. You answered both questions wonderfully, I did not know about the Tally command and for that reason stubbornly refused to use it :) It will do the job...
Again, Thanks for your time and for the validation of my understanding of the code involved.  Mathematica is extremely powerful but understanding its code is difficult for me. Kind of like perl, the sometimes turse syntax can be almost imposible to...