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【判断题】
一种简单的填补缺失值的方法为, 将属于同一类的对象的该属性值的均值赋予此缺失值。A.
正确
B.
错误
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举一反三
【单选题】An important feature of this CD player is its .
A.
long battery life
B.
big screen
C.
large stabilizer
D.
gadget
【单选题】An important feature of consumer society is that we gain self-confidence through ______ we own.
A.
that
B.
what
C.
which
D.
/
【简答题】第三代程序设计语言属于 ( )。
【单选题】An important feature of moral behavior is .
A.
altruism
B.
altruistic
C.
brute
D.
blind
【单选题】An important feature of money market mutual fund shares is
A.
deposit insurance.
B.
the ability to write checks against shareholdings.
C.
the ability to borrow against shareholdings.
D.
claims on shares of corporate stock.
【单选题】An important feature of a society in which people live a long life is that
A.
it places more emphasis OH educating the young．
B.
it is both wise and energetic．
C.
it lacks the curiosity to experiment what is new．
D.
it welcomes Changes．
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