Table 4. Means and variances of the hybrid genome doubling frequencies that were measured as selfed seed set rates in the HGD hybrid, LGD hybrid, and segregants.

	HGD hybrid	LGD hybrid	Segregants
Number of plants	14	17	279
Total number of florets examined	1680	2040	33650
Mean	0.561	0.135	0.325
Variance	0.0135	0.0051	0.0161
Mean, based on angle transformed rates	48.581	20.763	34.345
Variance, based on angle transformed rates	46.584	42.148	65.158