TABLE 1.
Unit exam scores for each treatment
| Closed book | Open book | |||
|---|---|---|---|---|
| Mean | SD | Mean | SD | |
| Exam 1 | 82.26 | 8.97 | 81.11 | 7.80 |
| Exam 2 | 78.73 | 11.18 | 78.22 | 13.52 |
| Exam 3 | 76.49 | 13.72 | 73.14 | 14.27 |
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.