Seed Coat Color

Samples

Correlation Coefficient (r)

Equation

Black

40

0.184

Y = 0.239X + 17.78

Blackeye

40

0.771

Y = 0.893X − 4.66

Browneye

40

0.700

Y = 0.689X + 2.26

Cream

40

0.729

Y = 0.811X − 1.85

Pinkeye

40

0.867

Y = 0.774X − 1.67

Red

40

0.623

Y = 0.755X − 0.19

Six color merged

240

0.690

Y = 0.744X + 0.20