ISBN: 9798176515633 - before you trust the total: clean data, check changes, and explain your results (4 risultati)

Taschenbuch. Condizione: Neu. Neuware - A tidy spreadsheet can still contain the wrong records.Before You Trust the Total is a practical guide for operations coordinators, small-business administrators, and spreadsheet users who need to explain how a result was produced.Follow an original order-export example through duplicate copies, legitimate returns, missing quantities, ambiguous dates, and joins that multiply amounts. Learn to preserve source records, state the rules for a change, keep unresolved data visible, and reconcile both the numbers and the records behind them.The book includes: - A complete spreadsheet formula lab with expected results and deliberate failure tests.- Eighteen diagnostic cases covering parsing, identifiers, missing matches, period boundaries, and misleading summaries.- A worked replacement-snapshot case showing corrections, new records, and release comparisons.- A method for evaluating AI-generated cleanup suggestions without accepting hidden assumptions.All business data is invented for teaching. The explanations and worked answers are included in the book; printing and external downloads are not required. Basic spreadsheet familiarity is enough to begin.…

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PAP. Condizione: New. New Book. Shipped from UK. THIS BOOK IS PRINTED ON DEMAND. Established seller since 2000.

PAP. Condizione: New. New Book. Delivered from our UK warehouse in 4 to 14 business days. THIS BOOK IS PRINTED ON DEMAND. Established seller since 2000.