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A pivot table is a table of values that summarizes data from a larger table within categories. Learn about the origin, development and features of pivot tables, and how to use them for data analysis and decision-making.
Power Pivot is a Microsoft Excel add-in that allows users to create a tabular model to import, relate, and analyze data from various sources. It is based on the same data modelling engine as Power BI and SQL Server Analysis Services, and supports DAX expressions and pivot tables or charts.
A data set is a collection of data that can be tabular, multivariate, or composed of documents or files. Learn about the characteristics, types, and applications of data sets in statistics, machine learning, and open data.
Microsoft Excel is a software that allows users to organize, calculate, and analyze data using a grid of cells, functions, graphs, and macros. It is part of the Microsoft 365 suite and runs on Windows, macOS, Android, iOS, and iPadOS.
John McPhee is a pioneer of creative nonfiction and a staff writer for The New Yorker. He has written thirty-one books on diverse topics, such as geology, sports, and Alaska, and has taught at Princeton University since 1974.
Learn about the history and criteria of the Pulitzer Prize for General Nonfiction, one of the seven American awards for letters, drama, and music. See the list of winners and finalists since 1962, including multiple winners and finalists.
In their book Pivot Table Data Crunching, authors Bill Jelen and Mike Alexander call Pito Salas the "father of pivot tables" and credit the pivot table concept with allowing an analyst to replace fifteen minutes of complicated data table and database functions with "just seconds" of dragging fields into place.
A contingency table is a matrix that displays the multivariate frequency distribution of the variables. Learn how to create, interpret, and analyze contingency tables, and how to measure the degree of association between variables using different coefficients.