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





More information about the Squeak-dev mailing list