could you please help me?

Use the following for questions 5-6 : A researcher wants to see if a new medicine (medicine B) relieves allergy symptoms faster than the current medicine (medicine A). She selects two random samples of allergy sufferers: one to get medicine A and one to get medicine B. She measures the amount of time in minutes after taking the medicine it takes for allergy symptoms to be relieved. The data are summarized below. Medicine A Medicine B 5. The appropriate hypotheses for a significance test are: (a) H0 \"HA\"3:0 ; Ha :luA_lu'B0 (b) H0 :MA_MB=0 ; Ha :MA_MB0 (d) H0:fAEB=0 ; Ha :fAEB>0 (6) HO :fAJTB=0; HazfAfa