highly significantP = 0.01
The data are given as number of fetuses per litter (M). The effect produced by 60 mg/kg 2,4,5-T + 2 ,ug/kg TCDD is highly significant, that produced by 100 mg/kg 2,4,5-T + 0.1 ,ug/kg TCDD just significant (P = 0.01). dose of TCDD.