A group of 500 patients who suffer from severe migraines were asked to participate in a study to determine the effectiveness of a new medication. The patients were randomly divided into two groups: one that was given the actual medication and one that received a placebo pill. A good outcome was defined as a reduction in the number of migraines during a month's time. The results of the study are below. _ Migraines reduced \" 'Igrmswdmuedm Iii-Ia.- Answer the following questions based on the above data. a) Approximately what percentage of patients who took the medication had a reduction In the amount of migraines? b) Was the new medication effective for reducing migraines? Explain your reasoning and Include any calculations. c) Can we conclude that the reduction of migraines was caused by the new medication? Explain your reasoning