“…Student engagement, social interactions, sense of community and satisfaction are found to be important positive factors that influence online MBA students' retention (e.g. Boston et al, 2009;Conner, 2019;Liu et al, 2007b;Sailors et al, 2019). Previous online education studies suggest that the use of an academic coach or a teaching assistant can significantly increase student engagement (Gatlin and Alexander, 2010), enhance interactive learning (Bourelle et al, 2015;Broussard and White-Jefferson, 2018), improve learning outcomes (Rice-Bailey and Baker, 2017) and ultimately contribute to their competition of an online course (Fricker, 2013), their satisfaction of the course (Chang et al, 2011) and favorable faculty evaluations (Cipher et al, 2018).…”