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%matplotlib inline
from IPython.core.pylabtools import figsize
import numpy as np
from matplotlib import pyplot as plt
import matplotlib
matplotlib.rc(‘font’, family=’Malgun Gothic’)
 
figsize(12.5, 4)
plt.rcParams[‘savefig.dpi’] = 300
plt.rcParams[‘figure.dpi’] = 300
 
colors = [”#348ABD”, ”#A60628”]
prior = [1/21., 20/21.]
posterior = [0.087,1-0.087]
plt.bar([0, .7], prior, alpha=0.70, width=0.25,
        color=colors[0], label=“사전확률”,
        lw=“3”, edgecolor=”#348ABD”)
 
plt.bar([0+0.25, .7+0.25], posterior, alpha=0.7,
        width=0.25, color=colors[1],
        label=“사후확률”,
        lw=“3”, edgecolor=”#A60628”)
 
plt.xticks([0.20, 0.95], [“도서관 사서”, “농부”])
plt.title(“스티브의 직업에 대한 사전확률과 사후확률”)
plt.ylabel(“확률”)
plt.legend(loc=“upper left”);

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