What's the difference between deviation and variance?

Deviation


Definition:

  • (n.) The act of deviating; a wandering from the way; variation from the common way, from an established rule, etc.; departure, as from the right course or the path of duty.
  • (n.) The state or result of having deviated; a transgression; an act of sin; an error; an offense.
  • (n.) The voluntary and unnecessary departure of a ship from, or delay in, the regular and usual course of the specific voyage insured, thus releasing the underwriters from their responsibility.

Example Sentences:

  • (1) Only in 17 of the 97 examinees all the examined parameters were found normal, in the rest deviations from the normal echographic picture were revealed.
  • (2) Deviations in two planes simultaneously cause less error than deviation in one plane.
  • (3) The percent pause time, the standard deviation of the voice fundamental frequency distribution, the standard deviation of the rate of change of the voice fundamental frequency and the average speed of voice change were found to correlate to the clinical state of the patient.
  • (4) This study examined the frequency of occurrence of velar deviations in spontaneous single-word utterances over a 6-month period for 40 children who ranged in age from 1:11 (years:months) to 3:1 at the first observation.
  • (5) The average lung density, its standard deviation which was used as a measure of the density homogeneity throughout the lung, and the densities of smaller lung regions were measured before and up to 76 weeks after irradiation in rat lungs.
  • (6) The zeta potential as a function of ionic strength deviates significantly from the predictions of the double-layer theory in the 10(-3)-5.10(-2) M range.
  • (7) The most striking differences were observed on the factors: Psychopathic deviation, Mania, Schizophrenia greater than controls and social introversion lower than controls.
  • (8) A maximum deviation of approximately 10% was found.
  • (9) Deviations from isotropic motion observed for the non-aromatic moieties are discussed.
  • (10) The most substantial deviations between actual and theoretical osmolarity values occurred with the calcium chloride, sodium bicarbonate, potassium chloride and dextrose solutions.
  • (11) Deviations from Michealis-Menten kinetics in the pig-heart citrate synthase (citrate-oxaloacetate-lyase(pro-3S-CH2-COO-leads to acetyl-CoA), EC 4.1.3.7) system have been characterized and analyzed in view of the kinetic theory described in the preceding paper.
  • (12) Finally, the in vivo loss of cholesterol feedback control was found to occur in at least two minimal deviation hepatomas and in one highly malignant adenocarcinoma of hepatic origin.
  • (13) For data sampled at a high rate (approximately 200 Hz) pupil velocity deviations from zero can simply be used, giving a satisfactory inaccuracy of about 5 ms. For data sampled at a low rate (less than 50 Hz), e.g.
  • (14) Breakpoints and other deviations from a linear PPR over the whole ICP range are studied by the analysis of the transfer function.
  • (15) The three counties sampled showed surprisingly little deviation in the percentages of inventories suggesting alcohol production and in the preferences for specific types of drinks.
  • (16) The fraction of ligands that initially escaped into the solvent decreased when the temperature was lowered, and the Arrhenius plots for the rebinding rate coefficients were found to deviate significantly from linearity.
  • (17) The jaw deviated to the right when he opened his mouth fully.
  • (18) With the Cardiovascular Measurement System (CMS), 1 standard deviation for repeat measurements of minimum diameter increased from 0.087 mm (same frame to 0.240 mm (films one to 6 months apart).
  • (19) The standard deviations were greatest when the AI was near 50% and least when the AI was near 0% or 100%.
  • (20) Variability of basal blood flow in terms of standard deviations and in terms of coefficients of variation computed from duplicate determinations were significantly higher than for the other parameters and significantly more elevated in the forearm than in the calf.

Variance


Definition:

  • (n.) The quality or state of being variant; change of condition; variation.
  • (n.) Difference that produce dispute or controversy; disagreement; dissension; discord; dispute; quarrel.
  • (n.) A disagreement or difference between two parts of the same legal proceeding, which, to be effectual, ought to agree, -- as between the writ and the declaration, or between the allegation and the proof.

Example Sentences:

  • (1) Under resting conditions, the variance of cerebral metabolism seems to be primarily related to regions which are closely involved with the limbic system.
  • (2) Comparisons of ICR locations were made between flexion and extension, between left and right limbs, and between living and dead dogs, using analysis of variance.
  • (3) Calbindin-D9K (immunoassay) was decreased in SHR vs WKY rats by 27%, 64%, and 67% in segments A1, B1, and C1, respectively (P < 0.01); its mRNA was decreased to a similar extent (69%, 82%, and 80%, respectively; P < 0.002 by analysis of variance).
  • (4) During recovery, while the heart rate decreased and the RR interval variance increased, there was a relative increase in LF and a relative decrease in HF in normal subjects (either sedentary or athletic).
  • (5) The total amount of variance explained in the frequency of utilization (47%) exceeded that explained by other studies of utilization of various health services by the elderly.
  • (6) However, consistent data collection procedures appeared to reduce within-subject variance.
  • (7) The tissue counts and specific activity were analyzed by three-way analysis of variance.
  • (8) The pattern of day to day variability in egg counts from individuals can be characterized by the linear relationship between the logarithms of the variances and means.
  • (9) It appears impossible to define a "positive" tilt test that would adequately identify patients with clinically significant dehydration or blood loss; this is due to the large variance in patients' orthostatic measurements both in a healthy and in an ill state and the lack of a significant correlation of orthostatic measurements to a level of dehydration.
  • (10) There was a large variance of the obtained values in all groups.
  • (11) The excellent comparability of paired platelet counts, at variance to that found in some previous studies, indicates that skin puncture blood can be used for platelet estimation providing an appropriate counting method is used.
  • (12) Analysis of variance confirmed that the intra-individual variations (CV = 36%) exceeded all other variance components involved.
  • (13) Child weight accounted for 72 and 78% of the variance in RMR in studies 1 and 2, respectively.
  • (14) Study I findings did not provide support for synergistic mechanisms; nonorthogonal analysis of variance showed interaction effects (CRT x IT) restricted to tactile-perceptual speed.
  • (15) The PvuII-CIII and PvuII-AIV polymorphisms were both associated with differences in apo AI levels, explaining 3.7%-5.7% of the sample variance.
  • (16) Fifty-two percent of the variance in visit volume were explained; compared with the findings reported in similar studies, alignment with a regular source of care was more closely associated with visit volume and physician contact.
  • (17) The best was the oral version of the Symbol Digit Modalities test, which by itself accounted for 70% of the variance of the full-sized-vehicle driving score.
  • (18) Both the indirect and direct measures of attitude and social norm explained a significant amount of the variance in intention and BSE frequency.
  • (19) The analysis of variance proved the parallelity and linearity of the dose-response curves.
  • (20) Although large metropolitan programs generally followed the guidelines of the American Thoracic Society and the Center for Disease Control for tuberculosis chemoprophylaxis, some major variances in practice were reported.