"Jeff Masters of the Weather Underground's latest blog, "Florida Shivers; Hot Arctic, Cold Continents pattern is back" is very informative
http://www.wunderground.com/blog/JeffMasters/article.html
Some additional links he gives:
The…"
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John Bauer replied to Amy's discussion Statistical evidence of global warming ??
"Focus on Cecil's synopsis:
For 300 years the drift was slow but steady. After 1940, though — Professor Thomson provides a little chart that makes the point vividly — the drift rate fell off the table. The seasons have shifted more…"
John Bauer replied to Amy's discussion Statistical evidence of global warming ??
"Try the Straight Dope, with links to an article by Thomson which tipped the scales toward scientific consensus that there is statistical evidence of global warming:
http://chicago.straightdope.com/sdc20090709.php"
John Bauer replied to Amy's discussion Increasing your odds to win the lottery
"Continuing with the MegaMillions lottery, drawings are held twice a week. So if more than 4 people are struck by lightning per week, or more than 200 each year, you are more likely to be struck by lightning than winning the MegaMillions jackpot."
John Bauer replied to Amy's discussion Increasing your odds to win the lottery
"Top of the head calculation:
As I recall, every year on the order of ten thousand people in the U.S. are struck by lightning (the majority survive). Estimating the U.S. population at four hundred million (to make the math easier) one gets on the…"
John Bauer replied to Charlie Hubbard's discussion Help understanding optimizing CART for finding optimal splits
"Charlie,
I don't have the Breiman, Friedman, Olshen, and Stone [BFOS] book immediately at hand, so my recollection however incomplete will have to suffice.
If I am not mistaken, for categorical variables CART considers only binary splits of…"
John Bauer replied to YZ Shi's discussion run analysis for multiple data tables in SPSS?
"If you want one average from all 5 data sets, then the answer is 'No'. You should combine the data into a single file."
John Bauer updated their profile
Profile Information
- Short Bio:
- IBM Research -- Advanced Analytics/SPSS Developer
- Field of Expertise:
- Business Analytics, Predictive Modeling, Data Mining, Statistical Programming, Statistical Consulting, Other
- Years of Experience in Analytical Role:
- 17
- Professional Status:
- Technical, Consultant
- Interests:
- Finding a New Position, Networking
- What is your Favorite Data Mining or Analytical Website?
- http://www.spss.com/devcentral/
- Your Company:
- IBM
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