Question

Dibantu ya,,, tpi hrs pke cara

Answer 1

Rata rata = 68.2 + 70.3 + 72.2 +74.3 + 75.2+ 80.3 + 82.1 / 2+3+2+3+2+3+1=

Answer 2

68 * 2 = 136
70 * 3 = 210
72 * 2 = 144
74 * 3 = 222
75 * 2 = 150
80 * 3 = 240
82 * 1 =   82      +
Total   = 1184

banyak data = 2 + 3 + 2 + 3 + 2 + 3 + 1
banyak data = 16

rata-rata = 1184 / 16
rata-rata = 74,0

Jawaban: c. 74,0