Variables | Hardness before cooking | Hardness after cooking | Cooking time | Density of grains | Weight of 1000 grains | Length | Width | Thickness | SI |
Hardness before cooking | 1 |
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Hardness after cooking | −0.196 | 1 |
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Cooking time | −0.078 | −0.041 | 1 |
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Density of grains | 0.301 | 0.186 | 0.197 | 1 |
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Weight of 1000 grains | 0.164 | 0.405* | 0.081 | 0.481** | 1 |
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Length | −0.034 | 0.527** | −0.065 | 0.187 | 0.360 | 1 |
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Width | −0.169 | 0.460* | −0.209 | 0.102 | 0.282 | 0.923*** | 1 |
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Thickness | −0.394* | 0.476** | −0.188 | 0.011 | 0.167 | 0.764*** | 0.764*** | 1 |
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Sphericity index (SI) | −0.465* | −0.118 | −0.243 | −0.171 | −0.257 | −0.335 | 0.017 | 0.330 | 1 |