Table 13.
Statistical analysis of% recovery data derived from spiked Face Powders analyzed using Triton x100 and without Triton x-100.
N | Mean | Std. Deviation | Std. Error | 95% Confidence Interval for Mean |
Minimum | Maximum | ||
---|---|---|---|---|---|---|---|---|
Lower Bound | Upper Bound | |||||||
With Triton x-100 | 18 | 85.2806 | 11.2847 | 2.6598 | 79.6688 | 90.8923 | 63.91 | 98.50 |
Without Triton x-100 | 18 | 77.9450 | 10.9629 | 2.5839 | 72.4932 | 83.3968 | 50.91 | 89.43 |