in experiment on pea-breading, mendel got following frequencies of seeds: 315 round and yellow, 101wrinkled and yellow, 108 round and green: total 556. Theory predicts that the frequencies should be in the frequencies should be in the proporation 9:3:3:1 . Examine the correspondence between theory and experiment. (chi- square at 3 degrees of freedom at 5% level of signifiance is 7.812)

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