Another small clinical trial of pioglitazone is performed. Patients were randomly assigned to placebo or pioglitazone groups and treated for 3 months. Glucose levels were measured at the end of the study to determine if the pioglitazone group had a lower final glucose level compared to the placebo group. The data and comparative histogram are shown below. Final Glucose Level Tx Group [mg/dl] After Placebo Treatment Period Placebo Pioglitazone 113 90 117 104 Lip/Ow] Groanis Glucose [mold] 118 102 132 91 135 91 111 105 131 87 111 103 121 115 144 119 What type of hypothesis test would you use to determine if pioglitazone treatment significantly lowered fasting glucose? Name the test and briefly justify your choice. (3 points). Test (1 point): Justification (2 points)