nilai 5 6 7 8 9 10 banyak anak 1 1 3 4 7 4 nilai rata²dari data di atas adalah

5 x 1 = 5
6 x 1 = 6
7 x 3 = 21
8 x 4 = 32
9 x 7 = 63
10 x 4 = 40

rata-rata = (5+6+21+32+63+40) ÷ 6 = 167 ÷ 6 = 27,833


Semoga membantu :)

== Jawaban ==
5 × 1 = 5
6 × 1 = 6
7 × 3 = 21
8 × 4 = 32
9 × 7 = 63
10 × 4 = 40

Rata" = 167 : 6 = 27,8 = 28

Semoga membantu