00325nam a2200121 a 4500008004100000020001500041050001500056100001200071245003000083246005400113260002700167350000900194120416s0000    ||||||||||||||||| ||    u  a0521287626  aQA 279 Mea  aMead, R14aThe design of experiments  astatistical principles for practical applications  aCambridgebC U Pc1990  a0.00