【单选题】pandas库中集成了matplotlib中的基础组件,让绘图更加简单。下面说法正确的是( )。
A.
plot() 默认绘制线形图,传入参数 kind=’bar’ 绘制散点图
B.
plot() 默认绘制线形图,传入参数 kind=’scatter’ 绘制柱状图
D.
kind=’stacked’ 可以绘制堆积柱状图
【单选题】T he three main groups of Christianity — the Roman Catholic Church, the Eastern Orthodox Church and the Protestant churches share some connections except _______ .
A.
They all believe that there is only one God and God is Father, Son, and Holy Spirit.
B.
They all believe that man has inherited "original sin" from Adam.
C.
They all regard the Holy Bible as authoritative.
D.
They all use the same religious language.
【判断题】Three main groups of participants in health care are the patient,the providers and health insurance.
【简答题】It’s clear from the chart that there were three main groups of workers: Europeans, Asians and New Zealanders. Only a relatively small number of workers were from other regions. The (__________) of for...
【单选题】阅读下面的Python语句,请问输出结果是什么? d={1:'a',2:'b',3:'c'};del d[1];d[1]='x';del d[2];print(d)
【简答题】英译汉:Our textbooks are very different from theirs.
【简答题】阅读下面的Python语句,请问输出结果是什么? d={1:'a',2:'b',3:'c'} del d[1] d[1]='x' del d[2] print(d)
【简答题】Our textbooks are very different from theirs.英译汉
【多选题】柱状图的绘制,下面说法中对的是 ( )
A.
import pands as pd ,绘制柱状图需要用Pandas,Pandas 是Python第三方库
B.
df = pd.read_csv(‘d:/water1.csv’,index_col=0) # 语句中index_col=0,表示文件第一列读入index中,否则,读入的index自动赋值为0,1,2,3,4,5,6,7,8,9,10。
C.
绘制柱状图的语句是:df.plot(kind=‘bar’)
D.
中文的显示需要用三条语句: from pylab import mpl mpl.rcParams['font.sans-serif'] = ['KaiTi'] mpl.rcParams['font.serif'] = ['KaiTi']
【单选题】The three main groups of Aboriginal peopledo not include________.