6-73  ʹnormstatֲ̬ͷ
>>n=1:5;
>> [M,V]=normstat(n'*n,n'*n)
M =
     1     2     3     4     5
     2     4     6     8    10
     3     6     9    12    15
     4     8    12    16    20
     5    10    15    20    25
V =
     1     4     9    16    25
     4    16    36    64   100
     9    36    81   144   225
    16    64   144   256   400
    25   100   225   400   625
>>
