Empty stomach advised when taking pain medication Mean pain levels 10 00 60 st 2 0 placebo drug with food empty stomach What is the proper statistical test to be used to analyze these data? Explain the paths you took in the decision tree to get to this answer. (3 pts) Do the results show a main effect of type of drug? Explain how you determined this. (2 points) Do the results show a main effect of stomach fullness level? Explain how you determined this. (2 points) Do the results show an interaction of the two variables (is the difference in pain based on stomach fullness different for the drug vs the placebo)? Explain how you know this. (2 points) Based on the graph, is the headline accurate? Explain. (2 points)