What's the difference between variability and variation?

Variability


Definition:

  • (n.) The quality or state of being variable; variableness.
  • (n.) The power possessed by living organisms, both animal and vegetable, of adapting themselves to modifications or changes in their environment, thus possibly giving rise to ultimate variation of structure or function.

Example Sentences:

  • (1) Although the mean values for all hemodynamic variables between the two placebo periods were minimally changed, the differences in individual patients were striking.
  • (2) Single-case experimental designs are presented and discussed from several points of view: Historical antecedents, assessment of the dependent variable, internal and external validity and pre-experimental vs experimental single-case designs.
  • (3) We have examined overlapping octapeptides from the kappa IIIb light chain variable region and show that some framework peptides have the ability to bind aggregated IgG.
  • (4) The family comprises at least three variable (V) gene segments, three constant (C) gene segments, and three junction (J) gene segments.
  • (5) Altogether 47 variables were investigated, and of these 34 gave results which were statistically significant.
  • (6) Variables included an ego-delay measure obtained from temporal estimations, perceptions of temporal dominance and relatedness obtained from Cottle's Circles Test, Ss' ages, and a measure of long-term posthospital adjustment.
  • (7) However, it is easier for them to cope with anxiety because premedication pacifies the patients, whereas each of the dependent variables, such as apprehension, is influenced differently.
  • (8) The half-life was very variable between subjects [2-8 hours], but less variable within subjects and it was unaffected by the formulation.
  • (9) Since 1979, patients started on long-term lithium treatment at the Psychiatric Hospital in Risskov have been followed systematically with recording of clinical and laboratory variables before the start of treatment, after 6 and 12 months of treatment, and thereafter at yearly intervals.
  • (10) Aside from these characteristic findings of HCC, it was important to reveal the following features for the diagnosis of well differentiated type of small HCC: variable thickening or distortion of trabecular structure in association with nuclear crowding, acinar formation, selective cytoplasmic accumulation of Mallory bodies, nuclear abnormalities consisting of thickening of nucleolus, hepatic cords in close contact with bile ducts or blood vessels, and hepatocytes growing in a fibrous environment.
  • (11) Examined specific relationships, as they occur in nature, between particular dietary variables or groups of variables and specific MMPI subscales.
  • (12) Excretion of inactive kallikrein again correlated with urine flow rate but the regression relationship between the two variables was different for water-load-induced and frusemide-induced diuresis.
  • (13) Our prospective study has defined a number of important variables in patients with clinical evidence of mast cell proliferation that can predict both the presence of SMCD and the likelihood of fatal disease.
  • (14) The dilemmas faced by the genetic counsellor are discussed in this variable autosomal dominant condition.
  • (15) Regression analysis on the 21 clinical or laboratory parameters studied showed that the only variable independently associated with CSF-FN was the total protein concentration in the CSF; this, however, explained only 14% of the observed variation in the CSF-FN concentration and did not show any correlation with CNS involvement.
  • (16) A number of variables which could influence the test has been evaluated and standardized in a way suitable for the routinary use of the technique described.
  • (17) There is a considerably larger variability of the mercury levels in urine than in blood.
  • (18) Blood gas variables produced from a computed in vivo oxygen dissociation curve, PaeO2, P95 and C(a-x)O2, were introduced in the University Hospital of Wales in 1986.
  • (19) Variability (CV = 0.7%) in body volume of a 45-year-old reference man measured by SH method was very similar to variation (CV = 0.6%) in mass volume of the 60-1 prototype.
  • (20) Both demographically and clinically assessed behavioral variables were related to a number of outcome measures, including days in the community, clinical ratings, and family assessment.

Variation


Definition:

  • (n.) The act of varying; a partial change in the form, position, state, or qualities of a thing; modification; alternation; mutation; diversity; deviation; as, a variation of color in different lights; a variation in size; variation of language.
  • (n.) Extent to which a thing varies; amount of departure from a position or state; amount or rate of change.
  • (n.) Change of termination of words, as in declension, conjugation, derivation, etc.
  • (n.) Repetition of a theme or melody with fanciful embellishments or modifications, in time, tune, or harmony, or sometimes change of key; the presentation of a musical thought in new and varied aspects, yet so that the essential features of the original shall still preserve their identity.
  • (n.) One of the different arrangements which can be made of any number of quantities taking a certain number of them together.

Example Sentences:

  • (1) The variation in thickness of the LLFL may modulate the species causing damage to the cells below it.
  • (2) There was appreciable variation in toothbrush wear among subjects, some reducing their brush to a poor state in 2 weeks whereas with others the brush was rated as "good" after 10 weeks.
  • (3) Correction for within-person variation in urinary excretion increased this partial correlation coefficient between intake and excretion to 0.59 (95% CI = 0.03 to 0.87).
  • (4) The coefficient of variation in the integrated area of a single peak is 16%.
  • (5) Sequence variation in the gp116 component of cytomegalovirus envelope glycoprotein B was examined in 11 clinical strains and compared with variation in gp55.
  • (6) Effects of habitual variations in napping on psychomotor performance, short-term memory and subjective states were investigated.
  • (7) A small variation in T1 was found between older (greater than 40 years) and younger (less than 40 years) subjects, but no such effect was observed in the case of T2.
  • (8) The variation of the activity of the peptidase with pH in the presence of various inhibitors was investigated in both control and insulted muscle fibres.
  • (9) This study examined both the effect of variations in optical fiber tip and in light wavelength on laser-induced hyperthermia in rat brain.
  • (10) = 19) with a very low, but statistically significant, correlation with the AUC, r = 0.35 (p less than 0.05), thus demonstrating a very great individual variation in sensitivity to cimetidine.
  • (11) Once the normal variations are mastered, appreciation of retinal, choroidal, optic nerve, and vitreal abnormalities is possible.
  • (12) Regression analysis on the 21 clinical or laboratory parameters studied showed that the only variable independently associated with CSF-FN was the total protein concentration in the CSF; this, however, explained only 14% of the observed variation in the CSF-FN concentration and did not show any correlation with CNS involvement.
  • (13) Pharmacokinetic parameters, such as these clearances, had large intersubject variations.
  • (14) Variability (CV = 0.7%) in body volume of a 45-year-old reference man measured by SH method was very similar to variation (CV = 0.6%) in mass volume of the 60-1 prototype.
  • (15) Further analysis of the role of sex steroid hormones is required in view of the sex variations reported.
  • (16) The overall result of this system has been to decrease the coefficients of variation to below 5% for all the milk and serum proteins tested.
  • (17) The variation in age-specific rates with age was similar for all cancers, as demonstrated by large positive correlation coefficients between age-incidence patterns averaged over all populations.
  • (18) Even though there are variations among equipment bearing the same model number it was considered worthwhile to make available relative cavitational and temperature data.
  • (19) Accordingly, LPA proved an extremely stable characteristic which did not show any substantial variations in the course of five years.
  • (20) Variation in patient mix was a major determinant of the large variations in resource use.