there are so many gun owners in the US. If you look at that sheer number and compare it to the number of horrible incidents involving guns, I think it would be

there are so many gun owners in the US. If you look at that sheer number and compare it to the number of horrible incidents involving guns, I think it would be hard to draw conclusions on gun purchase data. I think building a model on other factors about the people that commit these acts would perhaps yield better results.