Saturday, January 21, 2006

 

Rasch分析如何跑survival analysis(Winsteps vs SPSS)














SPSS中的存活率分析,只對event(died)才估計出累積機率(S(t)),以Rasch分析為之,可以對missing data做估計,因此censored data仍可合計出機率.
藉此,試題反應理論對存活率分析可以提出更多的訊息.
在醫院中的儀器,燈管品質,採購物品比價..等,皆可以提昇品質與物料管理...

# posted by Smile Chien @ 6:33 PM
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