“…Association rules (Sanjeev & Zytkow, 1995), (Ha et al, 2000), (Yu et al, 2001), (Tsai et al, 2001), (Li & Yamanishi, n.d.), (F. Wang, 2002), (Zaiane, 2002), , (Minaei-Bidgoli et al, 2004), ), (J. Lu, 2004), (Ramli, 2005), (Markellou et al, 2005), (Retalis et al, 2006), (Vranić et al, 2007), (Baruque et al, 2007), (Merceron & Yacef, 2008), (Chanchary, 2008b), ("Improving AEH Courses through Log Analysis .," 2015), (Zheng, S. et al, 2008), (Cristóbal Romero, González, et al, 2009) (Psaromiligkos et al, 2011), (V. , (Baradwaj & Pal, 2012b), (Parack et al, 2012), (Varun Kumar & Chadha, 2012), (Cristóbal Romero, Zafra, et al, 2013), (Jha & Ragha, 2013), (Chalaris et al, 2014), (Belsis et al, 2014) Linear regression (Hämäläinen & Vinni, n.d.), (Thai-nghe et al, 2010) Table 3. Classification of papers by data mining techniques Source: Own work Figure 5 presents the graph of the number of EDM studies classified by techniques used.…”