An Education Argument for Squeak
Maloney
johnm at wdi.disney.com
Tue Apr 28 14:17:15 UTC 1998
Mark, this is a terrific result!
-- John
>From Mark Guzdial:
>Here's a hot-off-the-press result for those arguing with their department
>over whether to use Java or Squeak in their undergraduate courses.
>...
>
>Last week was the midterm exam, and again, I included a very similar
>problem to ones I've used before. Here are the results for the last four
>offerings of this course (grades normalized to between 0 and 1.0).
>
> Averages Sttdev
>CS2390Sp98 0.864705882 0.26834552
>CS2390W98 0.539622642 0.34186272
>CS2390Sum97 0.536170213 0.39902234
>CS2390Sp97 0.441568627 0.36106493
>
>Is the Spring 98 Quarter (now) *REALLY* better than Winter 98? I had the
>same grader and the same grading scale last quarter and this. I did a
>one-tailed T-test on the two sets of grades datas. p=4.4E-13 is much less
>than 0.05, so I think I'm safe claiming statistically significant
>difference.
>
>I plan to write a technical report on this soon, but I thought that y'all
>might be interested in some raw, early results.
>
>Mark
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