项目经理花时间做的事情包括：规划、管理、分派任务，控制范围、时间成本、质量、风险、资源和客户满意度。

The project manager spends time planning, managing, assessing, and controlling scope, time, cost, quality, risk, resources, and customer satisfaction.

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范围变更的影响必须被评估，包括时间、成本、质量、风险、资源和客户满意度，项目经理有足够数据做这些分析。

A change in scope MUST be evaluated for its impacts to time, cost, quality, risk, resources, and customer satisfaction. The project manager has enough data about the project to do this analysis.

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