CHAPTER 5

Mistakes Business Analysts Make

How often have you seen a chart on a slide and asked “do we trust these numbers?” Computers never hit the wrong button they are calculators, how could we ever lose trust in our data?

All data are created in a raw form, but that is not the form in which executives consume it. Base systems include ERPs, CRMs, website logs, and even paper contracts. Insufficient raw data capture is the first limitation of data quality. Each system is established to do a job, such as accept customer orders, route inventory, and manage payroll.

These systems capture certain data as needed to execute their function. For example, a B2B ERP software suite such as SAP will capture the customer’s identification code, the products ...

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