If you’ve ever found yourself staring at a messy spreadsheet of survey data, wondering how to make sense of it all, you’re not alone. From split headers to inconsistent blanks, the challenges of ...

In this section, we use the open data SFMTA Bikeway Network at San Francisco Data. The data include the network of bike routes, lanes, and paths around the city of San Francisco. Maintained by the ...

Unless you’re using a tool like Constellate or Scopus, most text analysis tools will require you to upload your own dataset to analyze. Before any analysis can take place, you’ll need to clean (i.e.

If you use Excel 40 hours a week (and those are the weeks you are on vacation), welcome to the MrExcel channel. Home to 2,400 free Excel tutorials. Bill "MrExcel" Jelen is the author of 67 books about ...

Data cleansing is a process by which a computer program detects, records, and corrects inconsistencies and errors within a collection of data. Ataccama ONE and Precisely Trillium are two data quality ...