The 5-year study illustrates the major changes on the number of students on educational websities(Coursera.org, khanacademy.org and udacity.com) between 2012 and 2017.
Overall, it is evedint that all the websities wetnest a significant increase in visiting by students during the period.
Looking at the diagram in detail, in 2012, the number of visitors on Coursera.org stood at 10 million, which was almost similer as the other websites. However, in 2015 major changes were seen. The rates of visitors on coursera. org rose sharply and hit the top of obout 250 million. In addition, th ratio on Khanacademy.org and Udacity. com increased noatbly and reach approximately 150 and 50 respectively. Turning to the end of the period, the number of students on Coursera.org had a modest fell and accponted for about 230 millon, whereas Khanacademy rose considerably to nearly 250, overtaking the numbers on Coursera.org. Furthermore, the number of vistitors on Udcity grew marginally and occuping about 50 milloin
In summary, all the websites showed a considerable inetrest by the students, however couresra.org was the demmonace websites at the beginning of the peiod and ot was replaced by khanacademy.org website at the end of the end.
