Question

Tolong dibantu ya.....​

Answer 1

Penjelasan dengan langkah-langkah:

STATISTIKA

banyak data = 4

rata² = 9

maka :

4 × 9 = 5 + x + 8 + x + 1

36 = 14 + 2x

2x = 36 – 14

x = 22

2

x = 11

Jangkauan data = x + 1 – 5

Jangkauan data = 11 + 1 – 5

Jangkauan data = 12 – 5

Jangkauan data = 7