Mon premier blog

Statistical rules of thumb Gerald van Belle
Publisher: Wiley

Title: Statistical Rules of Thumb Author: Gerald Van Belle. This is the classic Type 1 error, the bogeyman of undergraduate Statistics 101. A week ago, I showed you the risk profile graph for our 10K Bear portfolio. Testing A Statistical Rule of Thumb. Maybe the ongoing nature of the BP blowout, leading to repeated rebuffs of all those suggestions that aren't likely to work, will teach some of the public that such rules of thumb exist and are useful. Not even the most brilliant statistician can instantly recall every rule and concept that forms the daily bread of statistical work. Jacks: 5 Orange With Blue and Violet Jack. Last week was the worst week for the market in over two months. There are a lot of quality consultants out there touting "quick and dirty" statistical methods: easy ways to get an answer without all that inconvenient math. Quantiles in RThe Guerrilla rules of thumb follow from the assumption that the underlying statistics are exponentially distributed. Instead of continuously testing or relying on generic rules of thumb, you can calculate the needed sample size and statistical significance very easily. But the problem of Instead, researchers often adopt rules of thumb, but I think the new rule of thumb should be: double your old rule of thumb! Despite decades of careful data collection and mathematical and statistical research, on many large questions we have little more than rules of thumb. Statistics-in one handy reference. The exponential PDF and corresponding exponential CDF are shown in Fig.