REL-3145 Lecture 3: REL 3145 Lecture 3 Spring 2018
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Determine the precision and accuracy for these data for dioxin.
Sample 1 | Sample 2 | Sample 3 | |
Known concentration: | 27.9 ng/mL | 80.8 ng/mL | 281 ng/mL |
Experimentally determined values (ng/mL): | 39.2 | 75.2 | 289 |
24.3 | 61.4 | 273 | |
29.6 | 74.0 | 251 | |
26.4 | 93.3 | 297 | |
26.3 | 72.9 | 243 | |
30.5 | 76.0 | 269 |
Sample 1 Precision (Rel Std Deviation) = ?%
Sample 2 Precision (Rel Std Deviation) = ?%
Sample 3 Precision (Rel Std Deviation) = ?%
Sample 1 Accuracy (Relative Error) = ? %
Sample 2 Accuracy (Relative Error) = ? %
Sample 3 Accuracy (Relative Error) = ? %