If it's worth saying, but not worth its own post (even in Discussion), then it goes here.
False, according to both the source you cited and http://www.gallup.com/poll/16519/us-evangelicals-how-many-walk-walk.aspx
False, really? So looking at the data in these two links you think you see a statistically significant trend?
Don't forget that your (second) link is concerned with proxies for being an Evangelical...