Uncertainty factors of a project construct process which includes randomicity and fuzziness affect the evaluation of project completion time greatly.

项目建设过程中的不确定性因素对预测项目完工时间有较大影响，项目中的不确定性主要是随机性和模糊性。

youdao

I work with each staff person to assess project plans and determine time frames, and then we commit to those time frames and I expect completion.

我跟每一个员工评估项目计划并确定时间窗口，然后我们致力于在这些时间窗口内工作，我则期望其完成。

youdao

Each time you complete or update an estimate and upon completion of a project, you should document the information that proved pertinent and record lessons learned.

每一次您完成或者升级一个评估和项目的完成，都应当记录那些相关的信息和得到的经验教训。

youdao

At the end, he checked how many of them had finished their project before their estimated time of completion.

FORBES: People always finish projects behind schedule and over budget - but here is some help

In any case, when the invitation comes for working on the next DSM, it would be wise -- as for any significant remodeling project -- to double the estimate for time to completion.

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Then he checked whether there was a real deadline for their project (which was true for about half of them) and asked them for their estimate of their completion time.

FORBES: People always finish projects behind schedule and over budget - but here is some help