October 9, 1998

Can a Computer Grade Essays?

To the Editor:

Professor Thomas Landauer's admission that the latent-semantic-analysis grader is not intended for freshman composition or creative writing does not begin to tell the story ("How a Computer Program Learns to Grade Essays," September 4). Were I to use the technology in my literature and American-studies classes, I would have to limit my students to a set of questions small enough to make it

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