There are lots of () on the train to the North Pole.
A、singers
B、kids
C、parents
D、ghosts
第1题:
A、Fans
B、Captain
C、parents
D、individual athletes
第2题:
第3题:
下列哪些语句会开始模型的训练:
A.LinearRegression().fit(x_train,y_train)
B.lr_mod.predict(x_train)
C.lasso_mod.fit(x_train,y_train)
D.vote_mod.predict(x_train)
第4题:

A.Direction d = NORTH;
B.Nav.Direction d = NORTH;
C.Direction d = Direction.NORTH;
D.Nav.Direction d = Nav.Direction.NORTH;
第5题:
在MINST数据集中,访问训练集train_x的第4个样本,可以通过_______语句实现。
A.train_x[4]
B.train_x[3]
C.train_x[0:3]
D.train_x[:4]