| 单词 | Poisson distribution |
| 例句 | Now we find that the Poisson distribution can provide an approximation for the binomial. Introductory Business Statistics 2017-11-29T00:00:00Z In this case, the number of type B blood types that arrive roughly follows the Poisson distribution. High School Statistics 2020-03-27T00:00:00Z We may then deduce that the total number of calls received during a time period has the Poisson distribution. Introductory Statistics 2013-09-19T00:00:00Z In other words, Parsons notes that earthquakes aren't randomly distributed, and thus wouldn't adhere to the Poisson distribution, because often earthquakes aren't independent events: one earthquake can trigger a follow-up quake, or vice-versa. A study that links solar activity to earthquakes is sending shockwaves through the science world 2020-07-21T04:00:00Z The pattern of direct communication in larger teams looks like a Poisson distribution: one, sometimes two members, do the lion’s share of the talking. If You Want Creative Solutions, Keep Your Team Small 2020-02-20T05:00:00Z The binomial distribution approaches the Poisson distribution is as n gets larger and p is small such that np becomes a constant value. Introductory Business Statistics 2017-11-29T00:00:00Z The authors’ findings were consistent with mutations following a Luria–Delbrück distribution rather than a Poisson distribution, demonstrating that bacterial mutations arose randomly, and independently of an encounter with a virus. A spotlight on bacterial mutations for 75 years 2018-11-25T05:00:00Z As previously stated, the number of calls per minute has a Poisson distribution, with a mean of four calls per minute. Introductory Statistics 2013-09-19T00:00:00Z The Poisson distribution is a statistics term that formally describes a situation described above, wherein events occur at a constant rate and independently of previous events. A study that links solar activity to earthquakes is sending shockwaves through the science world 2020-07-21T04:00:00Z To derive his equation, Dr Grimes began with the Poisson distribution, a common statistical tool that measures the probability of a particular event occurring over a certain amount of time. Maths study shows conspiracies 'prone to unravelling' - BBC News 2016-01-26T05:00:00Z Other rules of thumb are also suggested by different authors, but all recognize that the Poisson distribution is the limiting distribution of the binomial as n increases and p approaches zero. Introductory Business Statistics 2017-11-29T00:00:00Z However, Barnett also draws attention to the theory of Poisson distribution, which implies that short intervals between crashes are actually more probable than long ones. How odd is a cluster of plane accidents? 2014-07-25T04:00:00Z In this case, the number of Type B blood types that arrive roughly follows the Poisson distribution. Introductory Statistics 2013-09-19T00:00:00Z Such foraging behavior would result in random capture of ants, and it is noteworthy that the frequency distribution of ants in stomachs suggests a Poisson distribution, a mathematical description of one kind of random distribution. Natural History of the Salamander, Aneides hardii A mathematical analysis showed the number of coincidences followed a Poisson distribution very closely. Disturbing Sun Again with the Poisson distribution in Chapter 4, the graph in Example 4.14 used boxes to represent the probability of specific values of the random variable. Introductory Business Statistics 2017-11-29T00:00:00Z We saw that the number of occurrences of an event in a given time interval, x, follows the Poisson distribution. Introductory Business Statistics 2017-11-29T00:00:00Z The number of drivers to arrive at a toll booth in an hour can be modeled by the Poisson distribution. Introductory Statistics 2013-09-19T00:00:00Z Classic Poisson distribution questions are "how many people will arrive at my checkout window in the next hour?" Introductory Business Statistics 2017-11-29T00:00:00Z In order to use the Poisson distribution, certain assumptions must hold. Introductory Business Statistics 2017-11-29T00:00:00Z In this case, we were being a bit casual because the random variables of a Poisson distribution are discrete, whole numbers, and a box has width. Introductory Business Statistics 2017-11-29T00:00:00Z In a way, the Poisson distribution can be thought of as a clever way to convert a continuous random variable, usually time, into a discrete random variable by breaking up time into discrete independent intervals. Introductory Business Statistics 2017-11-29T00:00:00Z |
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