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The Magical Number Seven, Plus or Minus Two. " The Magical Number Seven, Plus or Minus Two: Some Limits on Our Capacity for Processing Information " [ 1] is one of the most highly cited papers in psychology. [ 2][ 3][ 4] It was written by the cognitive psychologist George A. Miller of Harvard University 's Department of Psychology and published ...
The rules of basketball are the rules and regulations that govern the play, officiating, equipment and procedures of basketball. While many of the basic rules are uniform throughout the world, variations do exist. Most leagues or governing bodies in North America, the most important of which are the National Basketball Association and NCAA ...
Plus–minus. Plus–minus, ±, +/−, or variants may refer to: Plus–minus sign (±), a mathematical symbol which can mean either plus (+) or minus (−), or can indicate the uncertainty of a measurement or statistic. Plus–minus (sports), a sports statistic used to measure a player's impact on the game. Plus minus method, a geophysical ...
In ice hockey, the plus–minus measures a player's goal differential. When a team that is at even-strength or shorthanded scores a goal, all players on the ice on the scoring team will register a plus while all players on the conceding team on the ice will register a minus. When a goal is scored by a team on the power play, no plus or minus ...
Player efficiency rating. The player efficiency rating ( PER) is John Hollinger 's all-in-one basketball rating, which attempts to collect or boil down all of a player's contributions into one number. Using a detailed formula, Hollinger developed a system that rates every player's statistical performance. [ 1]
In a group tournament, unlike a knockout tournament, there is no scheduled decisive final match. Instead, all the competitors are ranked by examining the results of all the matches played in the tournament. Typically, points are awarded for each match, [n 1] with competitors ranked based either on total number of points or average points per match.
The combined HCP count between two balanced hands is generally considered to be a good indication, all else being equal, of the number of tricks likely to be made by the partnership. The rule of thumb for games and slams in notrump is as follows: [2] [3] 25 HCP are necessary for game, i.e. 3 NT; 33 HCP are necessary for a small slam, i.e. 6 NT
Even LeBron James attempted only 2.7 a game as a rookie in 2003-04. ... and the one-and-done rule was not implemented until the mid-2000s. ... true-shooting percentage, win shares per 48, box plus ...