数据分析,统计缺失变量,箱式图判断异常点
1.输出数据集的基本信息![]()
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2.输出数据集的缺失值

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3.箱式图判断
import pandas as pd import matplotlib.pyplot as plt import numpy as np df = pd.read_csv(r"C:\Users\22392\PycharmProjects\数据分析\数据\catering_sale.csv", encoding='utf-8', engine='python') plt.rcParams['font.sans-serif'] = ['KaiTi'] plt.rcParams['axes.unicode_minus'] = False fig,axes = plt.subplots() df.boxplot(column='销量',ax=axes) axes.set_ylable('values of tip_pct') fig.savefig(r'c:\p3.png')






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