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  1. Prepare
  2. Tutorials
  3. 10 Days of Statistics
  4. Day 7: Pearson Correlation Coefficient I
  5. Discussions

Day 7: Pearson Correlation Coefficient I

  • blackspring
     + 0 comments
    #python
from statistics import pstdev, mean
n=int(input())
X=list(map(float, input().split()))
Y=list(map(float, input().split()))
res=[(X[i]-mean(X))*(Y[i]-mean(Y)) for i in range(n)]
p=sum(res)/(n*pstdev(X)*pstdev(Y))
print(round(p, 3))