Bias in selection

Bias in selection
محاباة فى الاختيار

English-Arabic economic glossary.

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  • 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

  • Bias — This article is about different ways the term bias is used . For other uses, see Bias (disambiguation). Bias is an inclination to present or hold a partial perspective at the expense of (possibly equally valid) alternatives. Bias can come in many …   Wikipedia

  • selection — noun 1 process of choosing/being chosen ADJECTIVE ▪ careful ▪ the careful selection of building materials ▪ random ▪ initial ▪ final …   Collocations dictionary

  • bias — See interview bias ; interviewer bias ; non response ; objective ; observer bias ; prejudice ; sample selection bias ; sampling error …   Dictionary of sociology

  • selection bias — atrankos klaida statusas T sritis biomedicinos mokslai apibrėžtis ↑Sisteminė klaida, atsirandanti dėl netinkamos atrankos metodikos, kai skiriasi į tiriamąją ↑imtį patekę ir nepatekę žmonės arba tyrime dalyvavę ir nedalyvavę asmenys. Atrankos… …   Lithuanian dictionary (lietuvių žodynas)

  • Bias — In a clinical trial, bias refers to effects that a conclusion that may be incorrect as, for example, when a researcher or patient knows what treatment is being given. To avoid bias, a blinded study may be done. * * * 1. Systematic discrepancy… …   Medical dictionary

  • selection effects — See sample selection bias …   Dictionary of sociology

  • Sampling bias — In statistics, sampling bias is when a sample is collected in such a way that some members of the intended population are less likely to be included than others. It results in a biased sample, a non random sample[1] of a population (or non human… …   Wikipedia

  • Choice-supportive bias — In cognitive science, choice supportive bias is the tendency to retroactively ascribe positive attributes to an option one has selected. It is a cognitive bias. What is remembered about a decision can be as important as the decision itself,… …   Wikipedia

  • Experimenter's bias — In experimental science, experimenter s bias is subjective bias towards a result expected by the human experimenter. David Sackett,[1] in a useful review of biases in clinical studies, states that biases can occur in any one of seven stages of… …   Wikipedia

  • selection bias — systematic error in the manner in which cases and controls are chosen for a study or for allocation to groups …   Medical dictionary

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