在excel中母体的用stdevp求,样本的用stdev求.差别在分母(母体的是n,样本的是n-1) 求ppk时,应该使用stdev的公式计算 转载请注明出自六西格玛品质论坛 a href=https://wenwen.sogou.com/login/redirect?url=http%3a%2f%2fbbs.6sq.net%2f%2c target=_blankhttp://bbs.6sq.net/,/a本贴地址: a href=https://wenwen.sogou.com/login/redirect?url=http%3a%2f%2fbbs.6sq.net%2fviewthread.php%3ftid%3d165078 target=_blankhttp://bbs.6sq.net/viewthread.php?tid=165078/a
