Moyenne
17+17+14,5+14,17+10,5+8=81,17
17*2+17+14,5*2+14,17*2+10,5+8*2=134.84
81.17/6=13,53
137.67/10=13,48
16.5+13.78+11+19+11+16.5=87.78
16.5*2+13.78*2+11*2+19+11+16.5*2=145.56
87.78/6=14,63
145.56/10=14,56
FINAL
(17*2+17+14,5*2+14,17*2+10,5+8*2+13.78*2+16.5*2+11*2+19+11+16.5*2)/20
=14.034
MENTION BIEN