[off-topic] any thoughts on gradescope?

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John Clements

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Oct 10, 2016, 11:14:22 PM10/10/16
to Racket Users
Sorry, this is totally off-topic; this is the second time I’ve heard of gradescope.com, and it looks like it might actually be useful/interesting. It might also be a sleazy scam site that I wind up hating. Most of the educators whose opinions I respect most are going to get this message; do any of you have opinions on gradescope?

Many thanks,

John


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Eli Barzilay

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Oct 11, 2016, 2:12:01 AM10/11/16
to John Clements, Racket Users
Sorry but this is a bit more off-topic... I haven't used this thing,
but it makes a lot of sense to use something similar -- which I've been
doing manually for ever: the idea is to have a fixed format for comments
that include grades (or grade penalties), and that makes it natural to
keep a file in a separate window with some pre-made comments and their
grade (or penalty), and after a short while you have such comments for
most cases. The missing feature is being able to update a number and
have it reflect in all files, but if the format is fixed and comments
are copy-pasted, then it's easy enough to change grades with a quick
grep. It makes sense enough that many of my graders quickly pick it up.

So it makes sense to me to automate this, but I wonder if they have a
good way to do that with consuming text files, adding comments, then
getting the graded versions without sending students to a different
site. Also, in many cases I'll adjust penalties based on the number of
other problems you have in the same question.

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((x=>x(x))(x=>x(x))) Eli Barzilay:
http://barzilay.org/ Maze is Life!

Jay McCarthy

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Oct 11, 2016, 9:06:29 AM10/11/16
to Eli Barzilay, John Clements, Racket Users
It looks neat. I've done similar things to Eli many times as well.

https://github.com/jeapostrophe/grade-ninja -- Had the whole "give a free-form comment" or click a button to give the same feedback again

https://github.com/jeapostrophe/grade-samurai --- Expanded that with a Web UI for students and gave more explicit rubrics plus a self-grading step followed by a professor review

Now I'm going to make a new one similar to the previous two where the students host their work on their own Git repos.

Jay


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Jay McCarthy
Associate Professor
PLT @ CS @ UMass Lowell
http://jeapostrophe.github.io

           "Wherefore, be not weary in well-doing,
      for ye are laying the foundation of a great work.
And out of small things proceedeth that which is great."
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Eli Barzilay

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Oct 11, 2016, 12:37:57 PM10/11/16
to Jay McCarthy, John Clements, Racket Users
On Tue, Oct 11, 2016 at 9:06 AM, Jay McCarthy <jay.mc...@gmail.com> wrote:
> It looks neat. I've done similar things to Eli many times as well.
>
> https://github.com/jeapostrophe/grade-ninja -- Had the whole "give a
> free-form comment" or click a button to give the same feedback again

Yeah, I do have a GUI-kind-of thing too, hacked in Emacs... The idea is
that I choose from a number of pre-made comment+grade entries, and it's
easy to switch them as I go from one question to the next.


> https://github.com/jeapostrophe/grade-samurai --- Expanded that with a
> Web UI for students and gave more explicit rubrics plus a self-grading
> step followed by a professor review
>
> Now I'm going to make a new one similar to the previous two where the
> students host their work on their own Git repos.

My main problem is getting a text file with the comments embedded in,
following a specific format. If you get something generic enough it
would be cute.

But the main thing is that just doing the grading electronically is
pushing things in the right direction...
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