Warning: file_put_contents(/www/wwwroot/ppbbu/28094.com/cache/afe214e390566c38fa7fc7b44e8cbb85.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/28094.com/index.php on line 55 confidence interval英英字典_confidence interval剑桥英语解释_confidence interval柯林斯英文解释_贰靶汉英词典
1. N an interval of values bounded by confidence limits within which the true value of a population parameter is stated to lie with a specified probability 置信区间[statistics]