Excel offering … as represented in 29-Across Crossword Clue

 The Excel offering referred to in the crossword clue "Excel offering … as represented in 29-Across" is PIVOT TABLE.

A pivot table is a data summarization tool that allows you to analyze large amounts of data quickly and easily. It can be used to calculate totals, averages, and other statistics, and it can also be used to create charts and graphs.

The 29-Across clue refers to the fact that pivot tables are often used to summarize data in rows and columns, which is why they are sometimes referred to as "crosstables".

Here are some of the things you can do with pivot tables:

Summarize data

Calculate totals, averages, and other statistics

Create charts and graphs

Identify trends and patterns in your data

Compare different data sets

Filter and sort data

Pivot tables are a powerful tool that can be used to analyze data in a variety of ways. If you are working with large amounts of data, I recommend learning how to use pivot tables.

I hope this helps!