Instead of Clausewitz’s On War, you might read Bruce Bueno de Mesquita The Dictator’s Handbook: Why Bad Behavior is Almost Always Good Politics.
As far as understanding concept behind modern statistics Keith E. Stanovich’s How to Think Straight About Psychology. It also discusses other important ideas such as operationalization.
Instead of Clausewitz’s On War, you might read Bruce Bueno de Mesquita The Dictator’s Handbook: Why Bad Behavior is Almost Always Good Politics.
As far as understanding concept behind modern statistics Keith E. Stanovich’s How to Think Straight About Psychology. It also discusses other important ideas such as operationalization.