摘要：用于Six sigma的各种统计学工具, 及其它们的适用情况总结. 阅读全文

摘要：XBAR and R Charts - 平均值-极差控制图 http://www.sytsma.com/tqmtools/xbar-r.html Theoretical Control Limits for XBAR Charts Although theoretically possible, since we do not know either the p... 阅读全文

摘要：u Charts- 单位缺陷数控制图 http://www.sytsma.com/tqmtools/uchart.html Attribute control charts arise when items are compared with some standard and then are classified as to whether they meet the s... 阅读全文

摘要：URL: http://www.isixsigma.com/offsite.asp?A=Fr&Url=http://www.sytsma.com/tqmtools/ctrlchtselector.html 阅读全文

摘要：Normality test A normality test is a statistical process used to determine if a sample or any group of data fits a standard normal distribution. A normality test can be performed mathematically or g... 阅读全文

摘要：Constructing Run Charts A run chart is a line graph that shows data points plotted in the order in which they occur. They are used to show trends and shifts in a process over time, variation over time... 阅读全文

摘要：Process Improving FlowChart 阅读全文

摘要：http://www.isixsigma.com/offsite.asp?A=Fr&Url=http://www.skymark.com/resources/tools/control_charts.htm Control Charts Every process varies. If you write your name ten times, your signatures will a... 阅读全文

摘要：Six sigma与CMM、BSC(Balance Score Card)等等都是企业管理中的一些思考方法。但Six Sigma更易执行，因为他针对具体问题具体分析，一般一个Six sigma project都要求能在短时间结束，否则实施起来就有困难。如果要解决的问题scope比较大，six sigma方式也提示我们把大问题分解成一个一个的小问题来解决。而CMM实施一般都是大面积执行，需要proj... 阅读全文