geometric distribution

短语

[计] 几何分布

词形变化

geometric distributions 复数 geometric distributions

释义与例句

n.
  1. 1.

    Either of two slightly different discrete probability distributions, each based on repetitions of a trial with "success" probability p: (1) the number X of trials required to obtain one success, or (2) the number Y = X − 1 of failed trials before the first success.

    几何分布

    2009, Matthew J. Hassett, Donald Stewart, Probability for Risk Management, 2nd Edition, ACTEX Publications, page 139, Recall that we have already calculated the mean and variance for the geometric distribution case (r = 1) in Example 5.17.