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Graphs of probabilities of getting the best candidate (red circles) from n applications, and k/n (blue crosses) where k is the sample size. The secretary problem demonstrates a scenario involving optimal stopping theory [1] [2] that is studied extensively in the fields of applied probability, statistics, and decision theory.
For an approximately normal data set, the values within one standard deviation of the mean account for about 68% of the set; while within two standard deviations account for about 95%; and within three standard deviations account for about 99.7%.
Salman "Sal" Amin Khan (born October 11, 1976) is an American educator and the founder of Khan Academy, a free online non-profit educational platform with which he has produced over 6,500 video lessons teaching a wide spectrum of academic subjects, originally focusing on mathematics and science. [1]
Black Friday tends to cause a bit of chaos every year. Especially because it’s not so much a single day of good deals as a constantly expanding period of non-stop sales (and annoying ads).
WASHINGTON (Reuters) - U.S. private payrolls increased at a moderate pace in November, while annual wages for workers staying in their jobs edged up for the first time in 25 months.
An off-duty New York City cop has been arrested for allegedly raping and strangling someone close to him, sources told The Post Saturday. Samuel Sierra, 35, was arrested around 7:20 p.m. Friday ...
The use of three lines to denote the number 3 occurred in many writing systems, including some (like Roman and Chinese numerals) that are still in use.That was also the original representation of 3 in the Brahmic (Indian) numerical notation, its earliest forms aligned vertically. [2]
The Apple doesn't fall far from the tree.. Apple Martin, the 20-year-old daughter of Gwyneth Paltrow and Chris Martin, made her debut at the Le Bal des Débutantes debutante ball in Paris on ...