Respuesta :
208+282+326+288+310+352=
200+200+300+200+300+300= 1500
80+20+80+10+50=240
8+2+6+8+2=26
=1766
sum of 208, 282, 326, 289, 310, and 352
they all cluster around 300
so the estimated sum = 6 * 300 = 1800
they all cluster around 300
so the estimated sum = 6 * 300 = 1800