PMP考试

根据网考网和考试题库的统计分析，以下试题在2014-12-10日PMP选择题习题练习中，答错率较高，为：83%
【单选题】 assignable cause or special variation is:
a. is indicated when a point falls outside the control limits.
b. is indicated when a point falls outside the specification limits.
c. is indicated when a run of seven or more points fall above the center line of a standard control chart.
d. is indicated when a run of seven or more points fall below the center line of a standard control chart.
e. a, c, and d.

网考网参考答案：E，答错率：83%