四格表资料的χ2检验,当检验水准为0.05时,χ2界值为()

A . ['https://assets.asklib.com/psource/2015112009595142760.jpg B .https://assets.asklib.com/psource/2015112009595551309.jpg C .https://assets.asklib.com/psource/2015112009595932958.jpg D .https://assets.asklib.com/psource/2015112010000313424.jpg E .https://assets.asklib.com/psource/2015112010000716499.jpg

时间:2022-11-06 13:47:35 所属题库:北京住院医师公共卫生学(综合练习)题库

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