- time-to-time variability
- мат. изменчивость во времени
Большой англо-русский и русско-английский словарь. 2001.
time-to-time variability
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Time series — Time series: random data plus trend, with best fit line and different smoothings In statistics, signal processing, econometrics and mathematical finance, a time series is a sequence of data points, measured typically at successive times spaced at … Wikipedia
Variability hypothesis — The variability hypothesis originated in the early nineteenth century with Johann Meckel who argued that females are more variable than males. Because he considered males to be the superior animal Meckel concluded that variation was a sign of… … Wikipedia
Heart rate variability — (HRV) is a measure of the beat to beat variations in heart rate. It is usually calculated by analyzing a time series of beat to beat intervals from the ECG or of beat to beat intervals derived from an arterial pressure tracing.Various measures of … Wikipedia
Part-Time Learner — Who are part time learners?= Part Time Adult Learners are a group of the higher education students. There are a variety of terms synonymous with the Part Time Learner (PTL) used in Canadian and American academic literature, including the Non… … Wikipedia
Just-in-time (business) — Just in time (JIT) is an inventory strategy implemented to improve the return on investment of a business by reducing in process inventory and its associated carrying costs. In order to achieve JIT the process must have signals of what is going… … Wikipedia
Human variability — Human variability, or human variation, is the range of possible values for any measurable characteristic, physical or mental, of human beings. Differences can be trivial or important, transient or permanent, voluntary or involuntary, congenital… … Wikipedia
fractal response time — noun A measure of response time which uses the concept of fractal dimension in order to resolve variability of average response time with respect to sample size of time series. To properly serve the city, ambulance units must be located in a… … Wiktionary
Jack C. Hayya — is professor emeritus of management science at the Pennsylvania State University.Education*B.S., Civil Enginering, University of Illinois at Champaign Urbana, 1952 *M.S., Management, California State University, Northridge, 1961 [Hayya, Jack C.… … Wikipedia
Multi-vari chart — In quality control, multi vari charts are a visual way of presenting variability through a series of charts. The content and format of the charts has evolved over time. Original concept Multi vari charts were first described by Leonard Seder in… … Wikipedia
Cygnus X-1 — For other uses, see Cygnus X 1 (disambiguation). HDE 226868 HDE 226868 (not shown) is located next to the star η (lower center) in this map of constellation Cygnus … Wikipedia
Bullwhip effect — The Bullwhip Effect (or Whiplash Effect ) is an observed phenomenon in forecast driven distribution channels. The concept has its roots in J Forrester s Industrial Dynamics (1961) and thus it is also known as the Forrester Effect . Since the… … Wikipedia
