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. 2004 Apr;16(4):1035–1046. doi: 10.1105/tpc.019059

Table 5.

Predicted and Observed Seed Phenotypes in the F2 Generation of a mea/+, orc2/+ Cross

Seed Phenotype
Normal Small Aborted Large Aborted Total χ2 Testa
Observed 1273 (38.8%) 595 (18.1%) 1411 (43%) 3279
Expected 1 1229 (37.5%) 820 (25%) 1229 (37.5%) 3279 χ2 = 90.26, df = 2, P < 0.0005
Expected 2 1229 (37.5%) 614 (18.75%) 1434 (43.75%) 3279 χ2 = 2.5, df = 2, P > 0.25
a

df, degrees of freedom.