Table 4.
Parameter estimates and standard errors for multiple regression model for acrylamide data (µg kg−1 on the log scale): Loge(Acrylamide) = Constant + b1*Fructose + b2*Sucrose + b3*Asn + b4*Pro + b5*Glucose + b6*Tyr + Varietyi + Fructose·Varietyi for 13 varieties of potato (R2 = 94.2%, s2 = 0.0195 on 107 df)
| Parameter | Estimate (SE) | |
|---|---|---|
| Constant | 5.27 (1.42) | |
| b1 | 0.5495 (0.3351) | |
| b2 | 0.007438 (0.002370) | |
| b3 | 0.001709 (0.000727) | |
| b4 | −0.00706 (0.00272) | |
| b5 | 0.001586 (0.000270) | |
| b6 | −0.1143 (0.0726) | |
| Varietyi Effects | Estimate (SE) | Fructose·Varietyi Effects |
| Crisping | ||
| Hermes | 2.47 (1.42) | −0.5892 (0.3423) |
| Lady Claire | 2.30 (1.42) | −0.5712 (0.3351) |
| Lady Rosetta | 1.80 (1.42) | −0.4955 (0.3351) |
| Saturna | 2.31 (1.43) | −0.5081 (0.3405) |
| Verdi | 2.32 (1.43) | −0.5514 (0.3423) |
| French Fry | ||
| Daisy | 0 (*, reference) | 0 (*, reference) |
| King Edward | 2.14 (1.42) | −0.5027 (0.3351) |
| Maris Piper | 2.04 (1.42) | −0.4739 (0.3351) |
| Markies | 2.21 (1.42) | −0.4703 (0.3351) |
| Pentland Dell | 2.64 (1.42) | −0.5207 (0.3351) |
| Russet Burbank | 2.67 (1.42) | −0.5081 (0.3351) |
| Umatilla Russet | 3.16 (1.44) | −0.5351 (0.3351) |
| Boil | ||
| Harmony | 3.40 (1.47) | −0.5369 (0.3351) |