| 单词 | estimator |
| 释义 | Word Frequency estimator(ˈɛstɪˌmeɪtə) noun 1. a person or thing that estimates 2. statistics a derived random variable that generates estimates of a parameter of a given distribution, such as ̄X, the mean of a number of identically distributed random variables Xi. If ̄X is unbiased, ̄x, the observed value should be close to E(Xi) See also sampling statistic |
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