Studies in 1974 and 1984 of errors in the writing of Australian university freshmen in a history course found no significant differences between the two groups. The most salient elements in the error-prone writing were less related to writing mechanics than to constitution of meaning, suggesting that grammar instruction is inadequate to improve…

In this article we describe the initial investigations that we have conducted on student data collected from a web-based tutoring tool. We have used some data mining techniques such as association rule and symbolic data analysis, as well as traditional SQL queries to gain further insight on the students' learning and deduce information to improve…