Tolong dibantu kak ​

Statistika

• rataan (mean)

n1 = 14 orang

x1 = 179

n2 = 14 – 2 = 12 orang

x2 = 176

n3 = 2 orang

x3 = rataan dr n3

n1 . x1 – n3 . x3 = n2 . x2

14 × 179 – 2 x3 = 12 × 176

2 x3 = 14 × 179 – 12 × 176

x3 = 7 × 179 – 6 × 176

x3 = 1253 – 1056

x3 = 197

Rataan tinggi kedua pemain basket tsb = 197 cm

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Kata Kunci :

Statistika Kurzz99 Brainly