Stem-and-leaf plots---homework scores CMPE 16H, Spring 2003
HW1 max: 65
20:56
30:069
40:01788
50:1345
HW2 max: 82
20:6
30:88
40:56
50:135
60:155
70:003
HW3 max: 98
20:9
30:
40:0055
50:116
60:0388
70:33
HW4 max: 55
00:0
10:
20:226
30:234669
40:0229
HW5 max: 102
10:3
20:
30:
40:468
50:26779
60:169
paper (A+=43, A=40, A-=37, ...)
0:00
1:7
2:7777
3:00037
HW6 max 82
00:0
10:
20:01
30:004
40:111
50:3
60:5
70:2
midterm max: 70
10:1266688
20:3689
30:5
HW7 max 145
10:13
20:3
30:688
40:4
50:07
60:1
HW8 max 54
10:26
20:14567
30:38
40:0
HW9 max 103
10:79
20:02246
30:8
40:
50:2
HW10 max 50
00:8
10:8
20:0114459
30:006
HW11 max 36
00:
10:5599
20:0013477
final max 210 mean 124.33, sigma 30.3
70:6
80:5
90:1
100:
110:28
120:5
130:034
140:
150:38
160:
170:7
For comparison, here is the stem-and-leaf plot for the regular 16
class. The honors class did slightly worse, as a group, than the
regular class, though I don't think the difference is significant (p
approx 0.25).
final max 210 mean 130.57 sigma 33.5
40:3
50:
60:47
70:6
80:78
90:3688
100:1344567
110:34577
120:12345779
130:023589
140:345679
150:0189
160:133
170:1457
180:00269
190:1
sum (3x midterm, 5x final)
713
752
1004
1051
1083
1092
1120
1164
1179
1258
1340
1411