Tolong dong di jawab....

Rata - Rata :
[tex]mean = \frac{x1 + ... + xn}{n} \\ mean = \frac{33(2) + 34(5) + 35(4) + 36(6) + 37(2) + 38}{20} \\ mean = \frac{66 + 170 + 140 + 216 + 74 + 38}{20} \\ mean = \frac{704}{20} \\ mean = 35.2[/tex]
Jawaban : d. 35,2 kg

Maaf Kalau Salah