A.5B.5.5C.6D.10E.12
A.算術(shù)均數(shù) B.標(biāo)準(zhǔn)差 C.中位數(shù) D.四分位數(shù)間距 E.方差
A.算術(shù)均數(shù) B.中位數(shù) C.幾何均數(shù) D.變異系數(shù) E.標(biāo)準(zhǔn)差