From: Factorial experimentation on photodegradation of historical paper by polychromatic visible radiation
(a) kΔR-444 | |||||
---|---|---|---|---|---|
Sum of squares | DF | Mean square | F value | p value | |
[O2] | 2.52 × 10–5 | 1 | 2.52 × 10–5 | 55.86 | 0.0017 |
RH | 4.90 × 10–5 | 1 | 4.90 × 10–5 | 108.60 | 0.0005 |
Ev | 1.51 × 10–5 | 1 | 1.51 × 10–5 | 33.52 | 0.0044 |
Error | 1.80 × 10–6 | 4 | 4.50 × 10–7 |
(b) kΔR-549 | |||||
---|---|---|---|---|---|
Sum of squares | DF | Mean square | F value | p value | |
[O2] | 7.41 × 10–6 | 1 | 7.41 × 10–6 | 21.25 | 0.0010 |
RH | 2.10 × 10–6 | 1 | 2.10 × 10–6 | 6.03 | 0.0701 |
Ev | 2.53 × 10–6 | 1 | 2.53 × 10–6 | 7.26 | 0.0544 |
Error | 1.40 × 10–6 | 4 | 3.49 × 10–7 |