Titlebook: Beginning Big Data with Power BI and Excel 2013; Big Data Processing Neil Dunlop Book 2015 Neil Dunlop 2015

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Excel As Database and Data Aggregator,Spreadsheets have a long history of making data accessible to ordinary people. This chapter chronicles the evolution of Excel from spreadsheet to powerful database. It then shows how to import data from a variety of sources. Subsequent chapters will demonstrate how Excel with Power BI is now a powerful Business Intelligence tool.

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Calculating with Data Analysis Expressions (DAX),This chapter covers calculations with Data Analysis Expressions (DAX) and measuring performance with Key Performance Indicators (KPIs). It will focus on some practical examples of the use of DAX and KPIs.

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Statistical Calculations,Excel provides a variety of built-in tools for performing statistical analysis. This chapter highlights some of those tools, including basic charting and the Excel Analysis ToolPak. The difference between descriptive and inferential statistics is discussed, and Excel statistical functions are introduced.

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