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Data quality questions

Data analysts are constantly asking questions about the data they are using. Some of these questions are about data quality and some are about the data itself.

You want to ensure that the manager who uses the marketing report to make business decisions can trust the data in the report as well as provide her with a summary of your analysis of the data itself.

You first need to ask questions related to the quality of data and then ask questions to build your summary. The reason for this is that you want to ensure high quality data before using the data to build a summary.

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Introduction to Data Quality

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