from math import sqrt def moyenne(x1,x2,x3,x4,x5): m=(x1+x2+x3+x4+x5)/5 return m def ecart(x1,x2,x3,x4,x5): m=moyenne(x1,x2,x3,x4,x5) v=((x1-m)**2+(x2-m)**2+(x3-m)**2+(x4-m)**2+(x5-m)**2)/5 e=sqrt(v) return e
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from math import sqrt def moyenne(x1,x2,x3,x4,x5): m=(x1+x2+x3+x4+x5)/5 return m def ecart(x1,x2,x3,x4,x5): m=moyenne(x1,x2,x3,x4,x5) v=((x1-m)**2+(x2-m)**2+(x3-m)**2+(x4-m)**2+(x5-m)**2)/5 e=sqrt(v) return e