问答题 查表求χ0.992(12),χ0.012(12),t0.99(12),t0.01(12).
【正确答案】χ0.992(12)=26.217, χ0.012(12)=3.571,t0.99(12)=2.6810,t0.01(12)=-2.6810.
【答案解析】