Those of us over a certain age will remember using paper lookup tables for logarithms or trigonometry functions. Those who are younger will have been exposed to lookup tables in their programming ...

For many, the INDEX-XMATCH combination in Excel is the go-to method for retrieving a value from a dataset. However, you can also use this dynamic duo to perform two-way lookups, returning a value at ...

The VLOOKUP function in Excel is an incredibly powerful and versatile tool for data retrieval and analysis. It allows you to efficiently search for a specific value in one column of a table and return ...