Then I will start looking at the other information such as sample sizes, how the data was collected, etc. I'm trying to become a little less naive and ask more questions. Sometimes it is good to vent and now that you have been taking this course you can justify your arguments a little bit. Just don't go postal on us. Never would have guessed statistics would be useful in finding out if it was really his work or not.
Statistics seem to pop up everywhere.
The more problems I work out the easier it is to understand this stuff. Funny how that works. The differences were multiplied out and an estimate of the length of time that the languages had been apart were compared to historical migration data. A pretty good fit. Further investigation indicated that this was, in fact, true.