Question

tolong kak dengan caranya yang ada di gambar :)​

Answer 1

statistik

urutkan data

6, 7, 7, 7, 8, 8, 8, 8, 9, 9, 9, 10

n = banyak data = 12

x = rata - rata

x = (6 + 3 × 7 + 4 × 8 + 3 × 9 + 10)/12

x = 96/12

x = 8

lihat rumus

SR

= (|6 - 8| + 3|7 - 8| + 4|8 - 8| + 3|9 - 8| + |10 - 8|)/12

= (2 + 3 + 0 + 3 + 2)/12

= 10/12

= 5/6