Pretesting was very important for detecting a range of potential problems, from logistical glitches to problems with methods or threats to accuracy. |
Chi-square statistics were used to analyze the difference in the percentage of correct answers on the multiple-choice knowledge items at pretesting and posttesting. |
To ensure reliable and valid data, pretesting and refining of data collection instruments is essential. |
This strategy for pretesting questions is common practice in high-stakes testing. |
The industrial hygienist is necessary for pretesting, because they may find more mold than is originally noticeable to the naked eye. |
Before pretesting the questionnaire, 13 focus group sessions were conducted with children of a similar background. |