How to use Excel’s Data Model to turn related data into meaningful information Your email has been sent Excel's Data Model feature allows you to build relationships between data sets for easier ...

Q. You explained Excel’s Scenario Manager in your November 2024 Tech Q&A article and Goal Seek in your December 2024 Tech Q&A article. Can you please explain the final What-If Analysis tool: Data ...

See how to join two data sets by one or more common columns using base R’s merge function, dplyr join functions, and the speedy data.table package. R has a number of quick, elegant ways to join data ...

How do I do that in data.table? Find code for dozens of data tasks in this searchable cheat sheet of R data.table and Tidyverse code. Speed. Concise syntax. Backwards compatibility. But especially ...

How to combine and analyze data from multiple data sets using Excel Power Pivot Your email has been sent If you've have lots of data and lots of analysis to do, but little time or skill, you need ...

The MATLAB programming language offers predefined functions for merging sets of data into a new set or array. With a few lines of simple code, you can merge sets of data into a sorted array or matrix.

When collecting sets of numeric data that represent sales, customer survey results or other business-related outcomes, you can divide your values in four segments called quartiles. These data ...

Updating fact rows inside a star schema set of tables is never a best practice. Even so, some organizations travel down this path. Consultants occasionally will go so far as to embrace the idea of ...

A young computer scientist and two colleagues show that searches within data structures called hash tables can be much faster than previously deemed possible. Sometime in the fall of 2021, Andrew ...