Here is the 2nd research question: Which of the drugs (if either) delayed the recurrence of depression longer relative to the placebo? The explanatory variable is [Select ] and it is a [ Select ] variable. The response variable is [Select ] , and it is a [ Select ] variable. To answer the research question, you will analyze the data. Which visual graph or table is appropriate for your analysis? [ Select ] Which of the following is an appropriate numerical summary to include in your analysis? [ Select ]