Necessary and Sufficient Conditions for a Statistical Problem to be Invariant Under a Lie Group
Necessary and Sufficient Conditions for a Statistical Problem to be Invariant Under a Lie Group
Although a great deal has been written concerning the theory of tests, decisions and inference for statistical problems invariant under the action of some group, (see for example [4]-[7], [9], [12]-[14], [16]), no great amount of literature exists concerning the problem of discerning whether or not a given problem is …