Wednesday, December 02, 2009

Test 3 results

Test 3 is scored out of 20 points and is weighted 11% of your overall grade.

Here are the descriptive statistics:

average = 15.57 (77.84%)
median = 16.5 (82.5%)
standard deviation = 2.76 (14.12%)

The mean and median are pretty far apart. That coupled with a high standard deviation suggests that the distribution is a bit top heavy but a few low scores really pulled down the average. The following grade guide is very loose at best. It is an approximate indicator but not a clear cut one.

A: 17.5+
B: 15.5 - 17
C: 13.5 - 16.5
D: 10 - 13
F: 9.5 and lower

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