调用sklearn 库进行回归分析，以下一段代码中有（）句是正确的。 from sklearn import statsmodels

from sklearn import model_selection as selection trainSet, testSet = selection.train_test_split(dataset1, test_size=0.25, random_state=1001) model = linear_model.LinearRegression() model.summary() model.intercept_ model.coef_

A、7

B、6

C、5

D、4

E、3

暂无答案

如搜索结果不匹配，请联系老师获取答案

您可能会需要：

重置密码查看订单联系客服

安装上学吧APP，拍照搜题省时又省心！

更多“调用sklearn 库进行回归分析，以下一段代码中有（）句是…”相关的问题

第1题

A．Learn from a Model.

B．Learn, Learn and Learn Again.

C．Learn Forever.

D．One Is Never Too Old to Learn.

点击查看答案

第2题

A．Learn From a Model

B．Learn, learn and Learn Again

C．Learn Forever

D．One Is Never Too Old to Learn

点击查看答案

第3题

听力原文：What can we learn from the short passage?

What can we learn from the short passage?

Mrs. Rumbold did talk__________at dinner.

点击查看答案

第4题

A．Learn From a Model

B．Learn, Learn and Learn Again

C．Leant Forever

D．One Is Never Too Old to Learn

点击查看答案

第5题

下面是一段文档的向量化的程序，且未经停用词过滤 from...

下面是一段文档的向量化的程序，且未经停用词过滤 from sklearn.feature_extraction.text import CountVectorizer corpus = [ 'Jobs was the chairman of Apple Inc., and he was very famous', 'I like to use apple computer', 'And I also like to eat apple' ] vectorizer =CountVectorizer() print(vectorizer.vocabulary_) print(vectorizer.fit_transform(corpus).todense()) #转化为完整特征矩阵已知print(vectorizer.vocabulary_)的输出结果为： {u'and': 1, u'jobs': 9, u'apple': 2, u'very': 15, u'famous': 6, u'computer': 4, u'eat': 5, u'he': 7, u'use': 14, u'like': 10, u'to': 13, u'of': 11, u'also': 0, u'chairman': 3, u'the': 12, u'inc': 8, u'was': 16}. 则最后一条print语句中文档D1，即'Jobs was the chairman of Apple Inc., and he was very famous'的向量为

A、[0 1 1 1 0 0 1 1 1 1 0 1 1 0 0 1 2]

B、[0 0 1 0 1 0 0 0 0 0 1 0 0 1 1 0 0]

C、[1 1 1 0 0 1 0 0 0 0 1 0 0 1 0 0 0]

D、其它答案都不对

点击查看答案

第6题

From the passage we learn that ________.

A) early starters can learn to speak within only six months

B) children show a strong desire to communicate by making noises

C) imitation plays an important role in learning to speak

D) children have various difficulties in learning to speak

点击查看答案