- probability frequency function
- 概率频率函数
English-Chinese dictionary of mechanical engineering (英汉机械工程大词典). 2013.
probability frequency function
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Probability density function — Boxplot and probability density function of a normal distribution N(0, σ2). In probability theory, a probability density function (pdf), or density of a continuous random variable is a function that describes the relative likelihood for this… … Wikipedia
probability density function — Statistics. 1. a function of a continuous variable whose integral over a region gives the probability that a random variable falls within the region. 2. Also called frequency function. a function of a discrete variable whose sum over a discrete… … Universalium
frequency function — Statistics. See probability density function (def. 2). * * * … Universalium
frequency function — Statistics. See probability density function (def. 2) … Useful english dictionary
Probability theory — is the branch of mathematics concerned with analysis of random phenomena.[1] The central objects of probability theory are random variables, stochastic processes, and events: mathematical abstractions of non deterministic events or measured… … Wikipedia
probability theory — Math., Statistics. the theory of analyzing and making statements concerning the probability of the occurrence of uncertain events. Cf. probability (def. 4). [1830 40] * * * Branch of mathematics that deals with analysis of random events.… … Universalium
Frequency (statistics) — In statistics the frequency of an event i is the number ni of times the event occurred in the experiment or the study. These frequencies are often graphically represented in histograms. We speak of absolute frequencies, when the counts ni… … Wikipedia
probability curve — noun : a curve that represents a probability density function : frequency curve * * * Statistics. 1. a curve that describes the distribution of probability over the values of a random variable. 2. See normal curve. [1890 95] * * * probability… … Useful english dictionary
Probability — is the likelihood or chance that something is the case or will happen. Probability theory is used extensively in areas such as statistics, mathematics, science and philosophy to draw conclusions about the likelihood of potential events and the… … 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
probability — The mathematics of probability is well understood. Probability is a non negative, additive set function whose maximum value is unity. What is harder to understand is the application of the formal notion to the actual world. One point of… … Philosophy dictionary
