| 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. |
| Pretesting was very important for detecting a range of potential problems, from logistical glitches to problems with methods or threats to accuracy. |
| To ensure reliable and valid data, pretesting and refining of data collection instruments is essential. |
| The company's commitment to quality means that Kettle Organics are the result of pretesting dozens of varieties of organic potato in order to find the best quality available. |
| Pretesting for the training was conducted in June, 1998, with post-testing conducted in November. |
