Selection bias — is a statistical bias in which there is an error in choosing the individuals or groups to take part in a scientific study.[1] It is sometimes referred to as the selection effect. The term selection bias most often refers to the distortion of a… … Wikipedia
Balanced repeated replication — is a statistical technique for estimating the sampling variability of a statistic obtained by stratified sampling. Outline of the technique # Select balanced half samples from the full sample. # Calculate the statistic of interest for each half… … Wikipedia
Balanced scorecard — The Balanced Scorecard (BSC) is a performance management tool which began as a concept for measuring whether the smaller scale operational activities of a company are aligned with its larger scale objectives in terms of vision and strategy. By… … Wikipedia
balanced polymorphism — a state of equilibrium in which a genetic polymorphism is maintained by a balance between mutation and selection, heterozygotes for the locus having an advantage over either homozygote … Medical dictionary
NCAA basketball tournament selection process — The selection process for College basketball s NCAA Men s Division I Basketball Championship determines which 68 teams will enter the tournament, known as March Madness, and where they will be seeded and placed in the bracket. Thirty teams have… … Wikipedia
Balancing selection — refers to forms of natural selection which work to maintain genetic polymorphisms (or multiple alleles) within a population. Balancing selection is in contrast to directional selection which favors a single allele. A balanced polymorphism is a… … Wikipedia
Studbook selection — is a process used in certain breeds of horses, dogs, cattle, and other livestock to select breeding stock. It allows a breed registry to direct the evolution of the breed towards the ideal by eliminating unhealthy or undesirable animals from the… … Wikipedia
Frequency-dependent selection — is the term given to an evolutionary process where the fitness of a phenotype is dependent on its frequency relative to other phenotypes in a given population. In positive frequency dependent selection (or purifying frequency dependent selection) … Wikipedia
Services Selection Board — (SSB) is the Personality and Intelligence Interview spread over 5 days which scientifically analyses each candidate s potential and compatibility for commission into the Armed Forces of India. IntroductionThere are numerous ways of earning a… … Wikipedia
Game balance — is a concept in game design describing fairness or balance of power in a game between multiple players or strategic options. A game would be called unbalanced if one or more players have an unfair advantage over the others.A more complex… … Wikipedia
The 1000 Genomes Project — The 1000 Genomes Project, launched in January 2008, is an international research effort to establish by far the most detailed catalogue of human genetic variation. Scientists plan to sequence the genomes of at least one thousand anonymous… … Wikipedia