ly 4 of mothers smoked more than 21 cigarettes during their pregnancy Ar ian believes that the percentage of mothers who smoke 21 cigarettes or more y She randomly selects 120 pregnant mothers and finds that 2 of them smok arettes during pregnancy Test the researcher s statement at the 0 05 leve nce sufficient evidence to support the obstetrician s statement No reject the null hypothesis because the P value is less than a There is not evidence to conclude that the percentage of mothers who smoke 21 or more during pregnancy is less than 4 No do not reject the null hypothesis because the P value is greater than a TB sufficient evidence to conclude that the percentage of mothers who smoke 21 cigarettes during pregnancy is less than 4