A.當(dāng)π≥5%時(shí),聲稱π<5% B.當(dāng)π=5%時(shí),聲稱π=5% C.當(dāng)π≥5%時(shí),聲稱π>5% D.當(dāng)π≤5%時(shí),聲稱π<5%
A.當(dāng)μ≤600時(shí),聲稱μ>600 B.當(dāng)μ≤600時(shí),聲稱μ<600 C.當(dāng)μ=600時(shí),聲稱μ=600 D.當(dāng)μ>600時(shí),聲稱μ=600