When someone tells you it was a 10 sigma event, meaning it is 10 standard deviations and it is Gaussian; unless the information came from God, you can reject the Gaussian distribution for that domain. We show the derivations.
This is extracted from my book.
This seems to be a rather exiting book. I see it is offered free to download. However, I really enjoy reading paperback/hardcover books and would like to buy it but it appears that the book will be printed in about 1½ years from now? May I ask why so long?