This is a readability test designed to show how easy or difficult a text is to read. The Passive Index gives the percentage of sentences that contain passive verb forms.
See Also: Fog Index; Flesch-Kincaid Index; Lexical Density Test
Browse the following links to other content related to the term 'Passive Index' from the 'Readability Tests' grammar category:
Browse A - Z
Tests & Quizzes