Non-response bias — occurs in statistical surveys if the answers of respondents differ from the potential answers of those who did not answer. Contents 1 Example 2 Test 3 Related terminology 4 See also … Wikipedia
non-response — The proportion of people among those invited to participate in a non compulsory interview survey , or other study, who choose not to take part or are unobtainable for other reasons. Non response covers all causes of non participation: refusals;… … Dictionary of sociology
error (sampling and non-sampling) — There are many sources of inaccuracy, or error, in a survey. Sampling error consists of bias in sample selection procedures, plus random sampling error. Non response bias can be measured and analysed after interviewing is completed. There is… … Dictionary of sociology
Response Set — Verzerrung oder Antwortverzerrung ist eine Art von Fehler in einer Erhebung und eine Systematische Verzerrung. Sie bezeichnet in der Empirie das Phänomen, dass bei Meinungsumfragen häufig nicht die tatsächlichen Einstellungen (= wahrer Wert)… … Deutsch Wikipedia
Response set — Verzerrung oder Antwortverzerrung ist eine Art von Fehler in einer Erhebung und eine Systematische Verzerrung. Sie bezeichnet in der Empirie das Phänomen, dass bei Meinungsumfragen häufig nicht die tatsächlichen Einstellungen (= wahrer Wert)… … Deutsch Wikipedia
Non-homologous end joining — (NHEJ) is a pathway that repairs double strand breaks in DNA. NHEJ is referred to as non homologous because the break ends are directly ligated without the need for a homologous template, in contrast to homologous recombination, which requires a… … Wikipedia
Non-linear least squares — is the form of least squares analysis which is used to fit a set of m observations with a model that is non linear in n unknown parameters (m > n). It is used in some forms of non linear regression. The basis of the method is to… … Wikipedia
Non delivery report — In the Internet s standard e mail protocol SMTP, a bounce message, also called a Non Delivery Report/Receipt (NDR), a (failed) Delivery Status Notification (DSN) message, a Non Delivery Notification (NDN) or simply a bounce, is an automated… … Wikipedia
Non-maskable interrupt — A non maskable interrupt (NMI) is a computer processor interrupt that cannot be ignored by standard interrupt masking techniques in the system. It is typically used to signal attention for non recoverable hardware errors. (Some NMIs may be masked … Wikipedia
Non-invasive intracranial pressure measurement methods — Increased intracranial pressure (ICP) is one of the major causes of secondary brain ischemia that accompanies a variety of pathological conditions, most notably, traumatic brain injury (TBI), stroke, and intracranial hemorrhages. However, aside… … Wikipedia
Observational error — is the difference between a measured value of quantity and its true value.[1] In statistics, an error is not a mistake . Variability is an inherent part of things being measured and of the measurement process. Contents 1 Science and experiments 2 … Wikipedia