Coursera may be no longer free because of the high costs of converting videos and grading assignments . It often takes a team of people a whole week to grade a single work, but many users will go through many courses in this timeframe.
Read moreCoursera may be no longer free because of the high costs of converting videos and grading assignments . It often takes a team of people a whole week to grade a single work, but many users will go through many courses in this timeframe.
Read more