University of Central Florida STARS Electronic Theses and Dissertations, 2004-2019 2018 Passive Voice Usage in Undergraduate STEM Textbooks Huiyuan Luo University of Central Florida Part of the Language and Literacy Education Commons Find similar works at: https://stars.library.ucf.edu/etd University of Central Florida Libraries http://library.ucf.edu This Doctoral Dissertation (Open Access) is brought to you for free and open access by STARS. It has been accepted for inclusion in Electronic Theses and Dissertations, 2004-2019 by an authorized administrator of STARS. For more information, please contact
[email protected]. STARS Citation Luo, Huiyuan, "Passive Voice Usage in Undergraduate STEM Textbooks" (2018). Electronic Theses and Dissertations, 2004-2019. 5894. https://stars.library.ucf.edu/etd/5894 PASSIVE VOICE USAGE IN UNDERGRADUATE STEM TEXTBOOKS By Huiyuan “Tia” Luo B.A. Capital Normal University, 2011 M.A. University of Kansas, 2014 A dissertation submitted in partial fulfillment of the requirements for the degree of Doctor of Philosophy in the College of Education and Human Performance at the University of Central Florida Orlando, Florida Spring Term 2018 Major Professor: Florin Mihai 2018 Huiyuan “Tia” Luo ii ABSTRACT The present study, a corpus-based quantitative analysis, investigated the use of passive voice in terms of percentage (percentage of total passive usage), constructions (the most commonly used passive forms), and dispersion (the verbs that tended to be associated with passive usage) in college STEM textbooks, more specifically in Science, Technology, Engineering, and Mathematics. The corpus consisted of twenty textbooks with over 1 million running words selected from the textbooks’ chapters.