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Coupon collector's problem. In probability theory, the coupon collector's problem refers to mathematical analysis of "collect all coupons and win" contests. It asks the following question: if each box of a given product (e.g., breakfast cereals) contains a coupon, and there are n different types of coupons, what is the probability that more ...
Stock A over the past 20 years had an average return of 10 percent, with a standard deviation of 20 percentage points (pp) and Stock B, over the same period, had average returns of 12 percent but a higher standard deviation of 30 pp. On the basis of risk and return, an investor may decide that Stock A is the safer choice, because Stock B's ...
30 for 30 is the title for a series of documentary films airing on ESPN, its sister networks, and online highlighting interesting people and events in sports history.This includes four "volumes" of 30 episodes each, a 13-episode series under the ESPN Films Presents title in 2011–2012, and a series of 30 for 30 Shorts shown through the ESPN.com website.
Lindsey Olin Graham (/ ɡræm /; born July 9, 1955) is an American lawyer and politician serving as the senior United States senator from South Carolina, a seat he has held since 2003. A member of the Republican Party, Graham chaired the Senate Committee on the Judiciary from 2019 to 2021. A native of Central, South Carolina, Graham received ...
Sperm whale. The sperm whale or cachalot[a] (Physeter macrocephalus) is the largest of the toothed whales and the largest toothed predator. It is the only living member of the genus Physeter and one of three extant species in the sperm whale family, along with the pygmy sperm whale and dwarf sperm whale of the genus Kogia.
A UPC barcode. The Universal Product Code (UPC or UPC code) is a barcode symbology that is used worldwide for tracking trade items in stores.. The chosen symbology has bars (or spaces) of exactly 1, 2, 3, or 4 units wide each; each decimal digit to be encoded consists of two bars and two spaces chosen to have a total width of 7 units, in both an "even" and an "odd" parity form, which enables ...
Tunisia is situated on the Mediterranean coast of Northwest Africa, midway between the Atlantic Ocean and the Nile Delta. It is bordered by Algeria on the west (965 km) and southwest and Libya on the south east (459 km). [ 135 ] It lies between latitudes 30° and 38°N, and longitudes 7° and 12°E.
The 2024 Bangladesh quota reform movement, also known as the July Revolution, [d] was a series of anti-government [e] and pro- democracy [f] protests in Bangladesh, spearheaded primarily by university students. Initially focused on restructuring quota-based systems for government job recruitment, the movement expanded against what many perceive ...