solution Ho: A= T B A(T) H1:zA≠xB,=0.05 413656)4(64 24(284411656) Calculate t and Test Statistic, Chi-square Drug positive negative R total A 36.56 12844 1 B T212844 T22656 C total m msolution ▪ H0： πA = πB ▪ H1: πA≠πB , α=0.05 ▪ Calculate T and Test Statistic, Chi-square 9 Drug positive negative R total A T11 36.56 T12 8.44 n1 B T21 28.44 T22 6.56 n2 C total m1 m2 n A ( T ) 41 (36.56) 4 (8.44) 24 (28.44) 11 (6.56)