题目内容

Family background belongs to environmental factor.

A. 对
B. 错

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Try to estimate yourself by using Hodland's six basic personality orientations.

二次多项式拟合函数是( )。

A. plot
B. surf
C. Ezplot3
D. polyfit

下列哪个函数为排序函数的是( )

A. P=polyfit(X,Y,3)
B. Y1=interp1(X,Y,X1,'method')
C. [Y,I]=sort(A,dim)
D. R=corrcoef(X)

下列哪个函数为插值函数( )

A. P=polyfit(X,Y,3)
B. Y1=interp1(X,Y,X1,'method')
C. [Y,I]=sort(A,dim)
D. R=corrcoef(X)