- observed frequency
- мат. наблюдаемая частота
Большой англо-русский и русско-английский словарь. 2001.
observed frequency
Смотреть что такое "observed frequency" в других словарях:
frequency distribution — n. a numerical tabulation in which the different observed values of a variable, or the different outcomes of an event, are grouped into classes, and the frequencies for each of these classes are given … English World dictionary
Frequency counter — A frequency counter is an electronic instrument, or component of one, that is used for measuring frequency. Since frequency is defined as the number of events of a particular sort occurring in a set period of time, measuring it is usually… … Wikipedia
Frequency probability — Statistical probability redirects here. For the episode of Star Trek: Deep Space Nine, see Statistical Probabilities. John Venn Frequency probability is the interpretation of probability that defines an event s probability as the limit of its… … Wikipedia
frequency distribution — Statistics. the correspondence of a set of frequencies with the set of categories, intervals, or values into which a population is classified. [1890 95] * * * In statistics, a graph or data set organized to show the frequency of occurrence of… … Universalium
frequency distribution — /ˈfrikwənsi dɪstrəˌbjuʃən/ (say freekwuhnsee distruh.byoohshuhn) noun a listing of several measurement categories, or classes, with the number of times each was observed. See probability distribution …
frequency distribution — noun a distribution of observed frequencies of occurrence of the values of a variable • Topics: ↑statistics • Hypernyms: ↑distribution, ↑statistical distribution … Useful english dictionary
distribution (statistical or frequency) — A series of figures presenting all observed values (as raw numbers or proportion of cases) for a variable in a quantitative data set enabling a quick visual appreciation of the distribution of the data. The frequency distribution may be further… … Dictionary of sociology
Maximum usable frequency — (MUF) describes, in radio transmission, using reflection from the regular ionized layers of the ionosphere, the upper frequency limit that can be used for transmission between two points at a specified time, independent of transmitter power. This … Wikipedia
Cumulative frequency analysis — is the applcation of estimation theory to exceedance probability (or equivalently to its complement). The complement, the non exceedance probability concerns the frequency of occurrence of values of a phenomenon staying below a reference value.… … Wikipedia
Good–Turing frequency estimation — is a statistical technique for predicting the probability of occurrence of objects belonging to an unknown number of species, given past observations of such objects and their species. (In drawing balls from an urn, the objects would be balls and … Wikipedia
Utility frequency — The waveform of 230 volt, 50 Hz compared with 110 V, 60 Hz. The utility frequency, (power) line frequency (American English) or mains frequency (British English) is the frequency at which alternating current (ac, also AC) is transmitted from a… … Wikipedia
