One main objective for proposing, extending or generalizing (models or their classes) is to explain how the lifetime phenomenon arises in fields like physics, computer science, insurance, public health, medical, engineering, biology, industry, communications, life-testing and many others.
This is a once-in-a-lifetime phenomenon.
How, exactly, does a person go about replacing a sensation, a feeling, a once-in-a-lifetime phenomenon?
Like the elusive, gigantic wave surfers spend their lives hunting for, the new wave was a spectacular, once-in-a-lifetime phenomenon that would have no sequel.
Scarred but largely unbowed, they say the stock market is still the place to be, even as they acknowledge that the five-year string averaging more than 20percentt annual returns that they enjoyed from 1995 through 1999 was probably a once-in-a-lifetime phenomenon.
Larry Warsh, a longtime art collector and founder of Museums Magazines, called the massive surge in Chinese demand for high-end collectible goods–not just Prada shoes or a Louis Vuitton bag, but rarer, one-of-a-kind pieces like Vivid Pink a "once-in-a-lifetime phenomenon".
(As you probably know, however, observing the sun with anything other than specially-designed solar telescopes is very bad for your eyesight and should never be done. So get the proper equipment or use a pinhole projector!) If, like me, you missed the previous transit in 2004, 2012 is your last chance to see this once-in-a-lifetime phenomenon, so mark your calendars!
The concept of scale considers the typical size and lifetime of a phenomenon.
The Catcher in the Rye spent 30 weeks on the New York Times bestseller list and has gone on to become a global publishing phenomenon: lifetime sales are estimated to be about 65m copies, and about 200,000 copies are still sold in the US every year.
The LW distribution is a very popular distribution for modeling lifetime data and phenomenon with monotone failure rates.
"But there it's getting to be a once-in-a-lifetime kind of phenomenon".
