Table 2.
Mean Quiz Scores based on Puzzle Completion
| Total (n=87) | 1st Semester (n=16) | 2nd Semester (n=20) | 3rd Semester (n=51) | |||||
|---|---|---|---|---|---|---|---|---|
| Completed Assignment | Did not complete assignment | Completed Assignment | Did not complete assignment | Completed Assignment | Did not complete assignment | Completed Assignment | Did not complete assignment | |
| Quiz 1 | 93.1 n=51 |
91.7 n=36 |
96.4 n=14 |
100 n=2 |
91.7 n=6 |
89.3 n=14 |
91.9 n=31 |
92.5 n=20 |
| p-value | .77 | .93 | .90 | .78 | ||||
| Quiz 2 | 98.5 n=65 |
97.7 n=22 |
100 n=13 |
100 n=3 |
97.1 n=17 |
83.3 n=3 |
98.6 n=35 |
100 n=16 |
| p-value | .64 | 1.00 | .15 | .33 | ||||
| Quiz 3 | 93.4 n=66 |
97.6 n=21 |
91.7 n=12 |
95.8 n=4 |
95.5 n=19 |
100 n=1 |
92.8 n=35 |
97.9 n=16 |
| p-value | .06 | .60 | .80 | .07 | ||||
| Quiz 4 | 95.7 n=49 |
96.4 n=38 |
95.5 n=11 |
95.0 n=5 |
92.4 n=16 |
90.8 n=4 |
98.3 n=22 |
97.4 n=29 |
| p-value | .99 | .91 | .82 | .52 | ||||
| Quiz 5 | 88.1 n=53 |
82.6 n=34 |
94.2 n=12 |
85.0 n=4 |
86.0 n=15 |
82.0 n=5 |
86.5 n=26 |
82.4 n=25 |
| p-value | .016 | .08 | .45 | .16 | ||||
| Quiz 6 | 94.1 n=46 |
89.9 n=41 |
97.0 n=11 |
90.0 n=5 |
93.3 n=12 |
80.3 n=8 |
93.2 n=23 |
92.6 n=28 |
| p-value | .04 | .12 | .04 | .83 | ||||
| Quiz 7 | 92.7 n=50 |
88.7 n=37 |
94.7 n=11 |
95.0 n=5 |
91.0 n=14 |
82.2 n=6 |
92.9 n=25 |
89.0 n=26 |
| p-value | .005 | .74 | .13 | .019 | ||||
| Quiz 8 | 93.7 n=44 |
91.7 n=43 |
94.9 n=11 |
90.0 n=5 |
93.0 n=14 |
82.3 n=6 |
93.4 n=19 |
93.8 n=32 |
| p-value | .24 | .18 | .08 | .90 | ||||
| Quiz 9 | 93.7 n=46 |
91.8 n=41 |
94.1 n=9 |
95.8 n=7 |
92.3 n=11 |
88.7 n=9 |
94.1 n=26 |
91.8 n=25 |
| p-value | .26 | .40 | .30 | .25 | ||||
| Quiz 10 | 86.8 n=51 |
87.4 n=36 |
85.3 n=10 |
87.7 n=6 |
84.9 n=14 |
77.0 n=6 |
88.3 n=27 |
89.9 n=24 |
| p-value | .60 | .79 | .35 | .60 | ||||
| Quiz 11 | 91.9 n=44 |
89.9 n=43 |
87.8 n=7 |
91.0 n=9 |
92.5 n=11 |
82.0 n=9 |
92.9 n=26 |
92.4 n=25 |
| p-value | .40 | .41 | .002 | .72 | ||||
| Quiz 12 | 91.6 n=44 |
90.5 n=43 |
89.6 n=10 |
92.4 n=6 |
88.1 n=10 |
84.7 n=10 |
94.0 n=24 |
92.3 n=27 |
| p-value | .87 | .49 | .35 | .91 | ||||
| Quiz 13 | 94.5 n=44 |
89.9 n=43 |
97.6 n=10 |
90.0 n=6 |
91.3 n=12 |
88.0 n=8 |
94.9 n=22 |
90.3 n=29 |
| p-value | .019 | .02 | .31 | .22 | ||||
| Quiz 14 | 95.9 n=43 |
91.2 n=44 |
97.1 n=11 |
95.7 n=5 |
96.0 n=9 |
92.0 n=11 |
95.3 n=23 |
90.1 n=28 |
| p-value | .20 | .44 | .20 | .79 | ||||