最小二乘法基本原则是对于确定的方程,使观察值对估算值偏差的( )。
A.平方和最大
B.平方差最大
C.平方和最小
D.平方差最小
参考答案:C
Evidence has been found through years of study______ children's early sleeping problem likely to
continue when they grow up. [ ]
A. why
B. how
C. whether
D. that
良好的税收法治观不包括()。
A、执法必严
B、政出多门
C、以权代法
D、以言代法