01 2015 档案

Useful R functions
摘要：Random Samples and Permutationssample(x, size, replace = FALSE, prob = NULL) sample.int(n, size = n, replace = FALSE, prob = NULL)Samples in Normal Di... 阅读全文
posted @ 2015-01-25 07:51 jimbo 阅读(234) 评论(0) 推荐(0)