化简下列方程[p=align:center][tex=12.214x1.429]cYzq4uSQ5djwLDa1cYNuQpVv7rRIopOF2+3ecG74IerjfIsPmdsqG/GqYVK0BXph[/tex].
化简下列方程[p=align:center][tex=12.214x1.429]cYzq4uSQ5djwLDa1cYNuQpVv7rRIopOF2+3ecG74IerjfIsPmdsqG/GqYVK0BXph[/tex].
完全随机设计方差分析变异分解中“[tex=12.214x1.429]vSxJzBxzFSB3JYMA795UJoc4ZJ0ex0WAoHS34JZF4Qs3NWwu7LN0Lj/coXt64prR[/tex]”成立吗?为什么?
完全随机设计方差分析变异分解中“[tex=12.214x1.429]vSxJzBxzFSB3JYMA795UJoc4ZJ0ex0WAoHS34JZF4Qs3NWwu7LN0Lj/coXt64prR[/tex]”成立吗?为什么?
证明:[tex=12.214x1.429]ckxO0Np5lUkpUaz0su+DTKVwJxN9vlXuCdNdS5QodWXTWs+Nu9pjmjl+I39vsbtIakEG7ISxiWXqv+EQa43wyOCS06tHeMSp9Qu9WEkEXAr9z63o3m+3y/hR8XRgpTPJ5fPtlfZi659+C1NStFq8GUH9b4oqXCrs+GdajTfavY+55rUT8b4rW5v/ntmh5xpSkn5p8Fl6pK/30+KBaDSpBblOjWSG0FfxgJv780vb0F+kT6wlt6juzdxlwdVJSOq3[/tex]其中 [tex=3.929x1.143]oGe8HrflMzN3eJWHhngHjYp+gRPMTgWf8fg4FJdA5UwYFO7GF88lJxx/4hqtfO1y[/tex]
证明:[tex=12.214x1.429]ckxO0Np5lUkpUaz0su+DTKVwJxN9vlXuCdNdS5QodWXTWs+Nu9pjmjl+I39vsbtIakEG7ISxiWXqv+EQa43wyOCS06tHeMSp9Qu9WEkEXAr9z63o3m+3y/hR8XRgpTPJ5fPtlfZi659+C1NStFq8GUH9b4oqXCrs+GdajTfavY+55rUT8b4rW5v/ntmh5xpSkn5p8Fl6pK/30+KBaDSpBblOjWSG0FfxgJv780vb0F+kT6wlt6juzdxlwdVJSOq3[/tex]其中 [tex=3.929x1.143]oGe8HrflMzN3eJWHhngHjYp+gRPMTgWf8fg4FJdA5UwYFO7GF88lJxx/4hqtfO1y[/tex]
证明:[tex=12.214x1.429]ckxO0Np5lUkpUaz0su+DTKVwJxN9vlXuCdNdS5QodWXTWs+Nu9pjmjl+I39vsbtIakEG7ISxiWXqv+EQa43wyOCS06tHeMSp9Qu9WEkEXAr9z63o3m+3y/hR8XRgpTPJ5fPtlfZi659+C1NStFq8GUH9b4oqXCrs+GdajTfavY+55rUT8b4rW5v/ntmh5xpSkn5p8Fl6pK/30+KBaDSpBblOjWSG0FfxgJv780vb0F+kT6wlt6juzdxlwdVJSOq3[/tex]其中 [tex=3.929x1.143]oGe8HrflMzN3eJWHhngHjYp+gRPMTgWf8fg4FJdA5UwYFO7GF88lJxx/4hqtfO1y[/tex]
证明:[tex=12.214x1.429]ckxO0Np5lUkpUaz0su+DTKVwJxN9vlXuCdNdS5QodWXTWs+Nu9pjmjl+I39vsbtIakEG7ISxiWXqv+EQa43wyOCS06tHeMSp9Qu9WEkEXAr9z63o3m+3y/hR8XRgpTPJ5fPtlfZi659+C1NStFq8GUH9b4oqXCrs+GdajTfavY+55rUT8b4rW5v/ntmh5xpSkn5p8Fl6pK/30+KBaDSpBblOjWSG0FfxgJv780vb0F+kT6wlt6juzdxlwdVJSOq3[/tex]其中 [tex=3.929x1.143]oGe8HrflMzN3eJWHhngHjYp+gRPMTgWf8fg4FJdA5UwYFO7GF88lJxx/4hqtfO1y[/tex]
下面偏度系数的值表明数据分布形态是左偏的是( ) A: 1.429 B: -3.146 C: -3.412 D: 1.426
下面偏度系数的值表明数据分布形态是左偏的是( ) A: 1.429 B: -3.146 C: -3.412 D: 1.426
下面偏度系数的值表明数据分布形态是左偏的是( )。 A: 1.429 B: -0.28 C: -3.412 D: -1.01
下面偏度系数的值表明数据分布形态是左偏的是( )。 A: 1.429 B: -0.28 C: -3.412 D: -1.01
下面偏度系数的值表明数据分布形态是正态分布的是( ) A: 1.429 B: 0 C: -3.412 D: 1
下面偏度系数的值表明数据分布形态是正态分布的是( ) A: 1.429 B: 0 C: -3.412 D: 1
下面偏度系数的值表明数据分布形态是左偏的是( ) A: 1.429 B: 0 C: -3.412 D: 1
下面偏度系数的值表明数据分布形态是左偏的是( ) A: 1.429 B: 0 C: -3.412 D: 1
用正交变换将二次曲面[tex=12.214x1.429]QoAZ8be1Nc/ekAbw1z+RU4QnmlDLeoRb8bPszYnQ9JwMUA5X1wmwFv67AUTYgLEu[/tex]化成标准型,并指出曲面的类型.
用正交变换将二次曲面[tex=12.214x1.429]QoAZ8be1Nc/ekAbw1z+RU4QnmlDLeoRb8bPszYnQ9JwMUA5X1wmwFv67AUTYgLEu[/tex]化成标准型,并指出曲面的类型.
求下列圆锥曲线的交点坐标: 双曲线[tex=12.214x1.429]dnCumRyQAfQx6+Bg8IxSydmBM9SIwGREYmvJNN++kVjRQsVrgHL4igczTXsbZ4Xk[/tex]与双曲线 [tex=12.714x1.429]sOhUK7nbzvDKTGRAS9tG44+C+r73ExGSPHNzCSFbjewsIAUQXg5ifRew+rEjLkw7[/tex].
求下列圆锥曲线的交点坐标: 双曲线[tex=12.214x1.429]dnCumRyQAfQx6+Bg8IxSydmBM9SIwGREYmvJNN++kVjRQsVrgHL4igczTXsbZ4Xk[/tex]与双曲线 [tex=12.714x1.429]sOhUK7nbzvDKTGRAS9tG44+C+r73ExGSPHNzCSFbjewsIAUQXg5ifRew+rEjLkw7[/tex].