23. Kaoru Ishikawa led the Japanese Union of Scientists and Engineers in its efforts to introduce methods for quality control. In simplifying techniques so workers could understand and apply them, he concentrated on seven tools. Which item is not one of the seven tools he made popular? 石川领导日本科学和工程联盟努力引入质量控制方法.为了简化技术使工人能方便地理解和运用,他集中采用了七种工具.以下哪一项不是这七种工具之一:[ ] a. Pareto chart 帕累托图表 b. Cause-and-effect diagram 原因-结果表(因果图) c. Control chart 控制图 d. PERT chart PERT图表 24. Control charts are used to- 控制图被用来[ ] a. Show statistical relationships between historical data and other variables 表明历史数据和其他变量之间的统计关系 b. Determine who is responsible for significant errors 确定重大错误的责任人 c. Show defects generated by category of identified cause 表明由于已识别的原因所造成的缺陷 d. Monitor project management processes such as cost or schedule variances 监控项目管理过程,如成本或计划变化等事项 25 确定项目技术要求是一个重要的步骤,因为这样的要求:星期日 2004年5月16日 A 用平实的语言说明了可交付成果的特点 B 被项目人员用来当作目标成果 C 对项目人员和客户都有用 D 为确保客户知道他们正从项目中得到什么而设计的
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