9 июн. 2024 г. · The t-distribution is used in statistics to estimate the significance of population parameters for small sample sizes or unknown variations. What Is a T-Distribution? · What a T-Distribution Tells You |
| Распределение Стьюдента |  |
Распределе́ние Стью́дента в теории вероятностей — это однопараметрическое семейство абсолютно непрерывных распределений. Уильям Сили Госсет первым опубликовал работы, посвящённые этому распределению, под псевдонимом «Стьюдент». Википедия
Параметры : — число степеней свободы
Производящая функция моментов : не определена
The t-distribution describes the standardized distances of sample means to the population mean when the population standard deviation is not known, ... |
28 авг. 2020 г. · The t-distribution is a type of normal distribution that is used with small sample sizes, where the variance of a sample is unknown. |
A t-distribution is the whole set of t values measured for every possible random sample for specific sample size or a particular degree of freedom. It ... |
Student's t -distribution is defined as the distribution of the random variable t which is (very loosely) the "best" that we can do not knowing sigma . |
A normal distribution describes a full population, t-distributions describe samples drawn from a full population; accordingly, the t-distribution for each ... |
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Properties of the t-distribution · t is symmetric about 0 · t-distribution is more variable than the Standard Normal distribution · t-distributions are ... |
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