Summarize and analyze your data using Excel’s PivotTables. Carol Jacoby teaches Excel for Decision Makers [ Ссылка ] and here she takes you through a real-life case study of analyzing data from the local electric company to see daily, hourly and seasonal variations in preparation for buying solar. This demonstrates the power of PivotTables and PivotCharts to slice and dice your data, giving you multiple views instantly.

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