«Currently, engineers are designing low - rise structures for an earthquake that has a 10 percent chance of occurring in a 50 - year - lifetime,» he said. (sciencedaily.com)
Thus, a 50 - year event would have a 2 percent chance of occurring each year, a 10 - year event would have a 10 percent chance, and so on. (sciencedaily.com)
Anything right, becomes a coincidence, even when beyond astronomical for chance of it occurring... or a magic trick. (religion.blogs.cnn.com)