Prof. Berlekamp

    October 14 Math 110 QUIZ RESULTS

Problems                       perfect  tops        average

1       Least-squares error        20 }       
2       Least-squares error        20 }  40 (11 tied!)  25

3-7     FFT                        35    34,29,20,       9

 4-dimensional Euclidean geometry
8-13    lengths                    18    18 (23 tied)   15
14-18   cosines of angles          15    15 ( 8 tied)    7
19      volume formula              6     6 ( 3 tied)    1
20-22   volumes                    18    12,6,6,         1

23Q     Graham-Schmidt, QR         30    30,28,...      16
23R     Graham-Schmidt, QR         10     7,7,...        2

        total                     172    128,122,..     75


Here is the distribution of total scores of the 34 students who
took the October 14 quiz:

128 122 119 117 116 115 108 101 101 100  96  89  84  81  81  77  75
 72  72  68  68  66  65  53  52  51  44  41  37  34  34  32  24  21


On Tuesday, Oct 18, a corrected copy of the answer sheet, including
notes of the grading policies I used for particular problems is
available.  It is xerox copy of hand-written notes, and is NOT
expected to be posted on the web anytime soon, if ever.