A.均數(shù)等于幾何均數(shù) B.均數(shù)等于中位數(shù) C.幾何均數(shù)等于中位數(shù) D.均數(shù)等于幾何均數(shù)等于中位數(shù) E.均數(shù)、幾何均數(shù)、中位數(shù)均不相等
A.99% B.45% C.99.5% D.47.5% E.49.5%
A.95% B.45% C.97.5% D.47.5% E.49.5%