What's the difference between estimator and random?

Estimator


Definition:

  • (n.) One who estimates or values; a valuer.

Example Sentences:

  • (1) Changes in cardiac adenosine triphosphate (ATP), phosphocreatine (PCr) and inorganic phosphate (Pi) were followed and intracellular pH (pHi) was estimated from the chemical shift of Pi.
  • (2) Estimations of the degree of incorporation of 14C from the radioactive labeled carbohydrate into the glycerol and fatty acid moieties were carried out.
  • (3) We conclude that the SHBG concentration strongly affects this estimation.
  • (4) In this review, we demonstrate that serum creatinine does not provide an adequate estimate of glomerular filtration rate (GFR), and contrary to recent teachings, that the slope of the reciprocal of serum creatinine vs time does not permit an accurate assessment of the rate of progression of renal disease.
  • (5) The models are applied to estimate the demand for tobacco products in Finland.
  • (6) Estimates of the risk probability for each dose level and sacrifice time are found utilizing the sample likelihood as the posterior density.
  • (7) Estimates of potential for gastrointestinal side effects using the rat enteropooling assay and in vivo monkey effects indicate that diarrhea will be substantially reduced with retention of uterine stimulating potency.
  • (8) The ED50 and ED95 of mivacurium in each group were estimated from linear regression plots of log dose vs probit of maximum percentage depression of neuromuscular function.
  • (9) We are pursuing legal action because there are still so many unanswered questions about the viability of Shenhua’s proposed koala plan and it seems at this point the plan does not guarantee the survival of the estimated 262 koalas currently living where Shenhua wants to put its mine,” said Ranclaud.
  • (10) To estimate the age of onset of these differences, and to assess their relationship to abdominal and gluteal adipocyte size, we measured adiposity, adipocyte size, and glucose and insulin concentrations during a glucose tolerance test in lean (less than 20% body fat), prepubertal children from each race.
  • (11) The level of significance of the statistical estimate of the change in the number of phonoreactive units (its increase due to deprivation) amounts to 92%.
  • (12) 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.
  • (13) The molecular weight of antigen RFB2 was estimated to be approximately 85,000 daltons based on the results of gel filtration on Sepharose CL-6B.
  • (14) The radius is estimated to be around 1.7 nm, which shows a moderate degree of hydration.
  • (15) Another important factor, however, seems to be that patients, their families, doctors and employers estimate capacity of performance on account of the specific illness, thus calling for intensified efforts toward rehabilitation.
  • (16) The estimated DNA compaction ratio (approximately 3-fold) is consistent with a significant degree of nucleosome unfolding in the hyperstimulated BR genes.
  • (17) The Pan American Health Organization, the Americas arm of the World Health Organization, estimated the deaths from Tuesday's magnitude 7 quake at between 50,000 and 100,000, but said that was a "huge guess".
  • (18) The risk of recurrence and progression in 170 patients presenting with pTa urothelial tumours of the bladder has been estimated so that follow-up can be rationalised.
  • (19) Serum gamma glutamyl transferase (gammaGT) and alkaline phosphatase (ALP) activities have been estimated in 49 epileptic patients taking anticonvulsant drugs.
  • (20) The effect of these drugs was estimated from the cell growth curve and DNA histogram determined by flow cytometry.

Random


Definition:

  • (n.) Force; violence.
  • (n.) A roving motion; course without definite direction; want of direction, rule, or method; hazard; chance; -- commonly used in the phrase at random, that is, without a settled point of direction; at hazard.
  • (n.) Distance to which a missile is cast; range; reach; as, the random of a rifle ball.
  • (n.) The direction of a rake-vein.
  • (a.) Going at random or by chance; done or made at hazard, or without settled direction, aim, or purpose; hazarded without previous calculation; left to chance; haphazard; as, a random guess.

Example Sentences:

  • (1) Multiple stored energy levels were randomly tested and the percent successful defibrillation was plotted against the stored energy, and the raw data were fit by logistic regression.
  • (2) Twenty-seven patients were randomized to receive either 50 mg stanozolol or placebo intramuscularly 24 h before operation, followed by a 6 week course of either 5 mg stanozolol or placebo orally, twice daily.
  • (3) The effects of sessions, individual characteristics, group behavior, sedative medications, and pharmacological anticipation, on simple visual and auditory reaction time were evaluated with a randomized block design.
  • (4) We have addressed the effect of late intensification with autologous bone marrow transplantation on SCLC through a randomized clinical trial.
  • (5) However, survival was closely related to the severity of the illness at the time of randomization and was not altered by shunting.
  • (6) Statistically significant differences were found mainly in the randomized trial, where during the first and second years, respectively, adenoidectomy subjects had 47% and 37% less time with otitis media than control subjects and 28% and 35% fewer suppurative (acute) episodes than control subjects.
  • (7) In a random sample of 1,000 neonates from a Delhi Hospital the incidence of jaundice was 53% and of hyperbilirubinaemia (HB) 6%.
  • (8) Febrile reactions were not distributed randomly among the patients; those with respiratory tract infection experienced more febrile reactions during periods with infection than during periods without.
  • (9) Five days later, the animals were randomly assigned to one of four treatment groups: Group 1 received intracranial implantation of controlled-release polymers containing dexamethasone; Group 2 received intraperitoneal implantation of controlled-release polymers containing dexamethasone; Group 3 received serial intraperitoneal injections of dexamethasone; and Group 4 received sham treatment.
  • (10) In a randomized double-blind study, 40 patients with coronary heart disease received intravenously either 0.025 mg nitroglycerin or placebo.
  • (11) A prospective randomized trial was conducted at Srinagarind and Khon Kaen hospitals.
  • (12) Quantitative measurements of image contrast were carried out for B-mode images of anechoic spheres (cysts) embedded in a random scattering medium.
  • (13) The distribution of the amino acid pairs, i, i + 1 in alpha-helical configurations does not differ from the random pairing.
  • (14) The authors studied 84 randomly selected participants who live in retirement communities to discover factors leading to successful completion of a wellness enhancing program.
  • (15) In 290 patients with untreated carcinoma of the bladder the deoxyribonucleic acid properties, as measured by flow cytometry, of 3 random mucosal biopsies were studied and compared to those of the exophytic tumors.
  • (16) A prospective randomized trial involving 64 patients with bleeding peptic ulcers was performed to assess the efficacy of two modalities of injection therapy.
  • (17) The relationship between technique of obtaining Papanicolaou smears, presence of endocervical cells, and rate of cervical neoplasia was studied by comparing an endocervical and ectocervical nylon brush (Bayne brush), Ayre spatula plus endocervical brush, and spatula plus cotton-tipped swab in a randomized, prospective trial involving 11,061 patients.
  • (18) One hundred and sixteen patients with advanced and metastatic adenocarcinoma of the pancreas were randomized to treatment with combined Streptozotocin and 5-fluorouracil or combined Streptozotocin and cyclophosphamide.
  • (19) The government has blamed a clumsily worded press release for the furore, denying there would be random checks of the public.
  • (20) The haemodynamics and affecting factors of the acute random skin flap and the methods for monitoring its viability were studied.

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