He asserted, also, that his power to follow a long and purely abstract train of thought was very limited, for which reason he felt certain that he never could have succeeded with mathematics

题目

He asserted, also, that his power to follow a long and purely abstract train of thought was very limited, for which reason he felt certain that he never could have succeeded with mathematics

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更多“He asserted, also, that his power to follow a long and purely abstract train of thoug ”相关问题

  • 第1题：

    The working parent is not willing to listen to her (his) four-year-old child talking about hissandbox games because she (he) is___________.

    A.boring
    B.very tired
    C.busy
    D.angry

    答案：B
    解析：
    通读第四段，注意短语“fartoo beaten down”，可知父母每天工作非常辛苦和疲惫。所以和孩子的交流沟通少了。正确答案为B。A、C、D都不符合题意。

  • 第2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]


    train_x[3]

  • 第3题：

    5、对手写数字数据集MNIST中的train_x训练集（60000,28,28)进行切片，下面对切片结果描述错误的是_______。 import tensorflow as tf import numpy as np mnist = tf.keras.datasets.mnist （train_x, train_y), （test_x, test_y) = mnist.load_data（)

    A．train_x[0, :, :]：第1张图片

    B．train_x[0:10, :, :]：前10张图片

    C．train_x[:, 0:28:2, :]：对所有图片隔行采样

    D．train_x[0:28:2, :, :]：对所有图片隔列采样


    D

  • 第4题：

    7、下载波士顿房价数据集，将训练集放入test_x中，则执行______语句可以获得其中的前5行数据。

    A．print(train_x[:, 5])

    B．print(train_x[:, 4])

    C．print(train_x[0:5])

    D．print(train_x[:4])


    B

  • 第5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)


    B

  • 第6题：

    下载波士顿房价数据集，将训练集放入test_x中，则执行______语句可以获得其中的前5行数据。

    A．print(train_x[:, 5])

    B．print(train_x[:, 4])

    C．print(train_x[0:5])

    D．print(train_x[:4])


    print(train_x[0:5])

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