perl进行z检验
摘要:
use Statistics::Zed;my $zed = Statistics::Zed->new();my $p_value = $zed->p_value(tails => 1, observed => 30, expected => 0, variance => 100);my $z_sco... 阅读全文
posted @ 2015-05-21 11:31 云中道长 阅读(256) 评论(0) 推荐(0) 编辑