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【单选题】

学习器对训练样本的一般性质没有学好,通常由于学习器学习能力低下造成的,这种现象称为( )。

A.
欠拟合
B.
欠采样
C.
过拟合
D.
过采样
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参考答案:
参考解析:
.
刷刷题刷刷变学霸
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【多选题】公务员的学习能力包含的具体内容有()。

A.
树立终身学习观念
B.
有良好的学风
C.
理论联系实际
D.
学以致用

【单选题】In many countries such as France, Greece, and Japan, it is often more difficult for students to pass the college entrance exams than to do the course work when they are actually in college and student...

A.
study harder than they were in high school
B.
study as hard as they were in high school
C.
find college studies easier than high school work
D.
find it easier to go to graduate school

【单选题】Task 1Directions: After reading the following passage, you will find 5 questions or unfinished statements, numbered 36 to 40. For each question or statement there are 4 choices marked A), B), C) and D...

A.
they don’t have to do extra preparation to pass the entrance exams
B.
private schools are inexpensive
C.
course work in college is more difficult
D.
college entrance exams are more difficult