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x=[]
y=[]
for _ in range(1000000):
z=random.random()
x.append(z)
y.append((-3*z-8)/4.0)
for _ in range(1000000):
z=random.random()
x.append(z)
y.append((-4*z-7)/3.0)
a,b = scipy.stats.pearsonr(x,y)
print('%.2f'%(a))
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Day 6: Correlation and Regression Lines #1
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So, this code gives -0.68, which is wrong.
#!/usr/bin/python import random,scipy.stats
x=[] y=[] for _ in range(1000000): z=random.random() x.append(z) y.append((-3*z-8)/4.0) for _ in range(1000000): z=random.random() x.append(z) y.append((-4*z-7)/3.0)
a,b = scipy.stats.pearsonr(x,y) print('%.2f'%(a))