Q. Which of the following statements involve inferential, as opposed to descriptive, statistics?

The FBI contacted 20 out of the more than 2000 police departments in the U.S. in order to estimate the child abduction rate in the U.S.

The ATF reported that Florida had 185 gang shootings in 2015

An L.A. housing analyst reports that prices increased 9% last year

The Screen Actors Guild determines that over 30% of its members live below the poverty line