想要学习了解客户统计数据，市场机遇以及关于你生意的其他方面，肯定没有其他方法比在充分调查后花时间制作一份商业计划更好。

There is absolutely no better way to learn about your customer demographics, marketing opportunities and other aspect of your business than to spend time creating a well-researched business plan.

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使用数据和应用成熟的统计方法是业务流程的必要组成部分，就像用商业软件来支持工作流程。

Using data and applying proven statistical methods are integral to the business process, as is the commercial software used to support the workflows.

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目的：在商业的统计软件之外寻找免费的专业统计方法。

Objective: To find a free method in outside commercial statistical calculation software.

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