Table 3.
Student responses (on a 7-point scale where 1 is not effective at all and 7 is highly effective) measuring satisfaction with methods used in lab
| GCAT activity | % of students who rated the activity with at least 4.00 or 5.00 |
|||
|---|---|---|---|---|
| Mean | ≥ 4.00 | ≥ 5.00 | Na | |
| Practicing data analysis before I began analyzing my own data | 5.25 | 93.6 | 67.1 | 313 |
| Isolating RNA or genomic DNA to produce probe | 5.32 | 94.1 | 70.0 | 323 |
| Producing the fluorescently labeled probe | 5.22 | 94.4 | 68.9 | 306 |
| Hybridizing the probe with the spotted DNA | 5.20 | 92.8 | 70.1 | 334 |
| Designing my own experiment | 5.13 | 87.3 | 64.3 | 244 |
| Analyzing data from public domain source | 5.22 | 94.7 | 65.8 | 325 |
| Reading papers that used DNA microarrays | 5.06 | 88.9 | 62.4 | 343 |
a Number of students who did not rate the activity ″not applicable.″