The average was an astounding 89.7 (std. dev. 5.8). I did go a little easy on the grading, but not that easy - you did very well, and I was pleasantly surprised.
Below are some nerdy plots for you (click for larger version): a histogram of sorts; the percentage of you choosing each problem; and of those that chose each problem, the average score. We'll discuss briefly on Thursday what I think they're telling us, if anything.
Hard to draw too many conclusions when the average is high and the standard deviation is low ...
ZOMG I did so much better than I thought!
ReplyDeleteclearly, the next one has to be harder :-)
ReplyDelete