"Readability Index" is an important tool in technical writing to make sure that your writing is appropriate for your specific audience. Watch this video for a list of readability indexes and online tools to test the readability of your text. For free writing tips visit http://www.technicalcommunicationcenter.com/
This video is a part of FREE ONLINE COURSE: Audience Analysis for Writers https://www.udemy.com/audience-analysis-for-writers/