Question

Tolong dijawab y no.12

Answer 1

Modus 8

mean
((7x4)+(7.5x6)+(8x12)+(8.5x6)+(9x6)+(9.5x6)) : (4+6+12+6+6+6)
331:40 = 8.275

median
(4+6+12+6+6+6) : 2
40:2=20
(8x8):2 = 8