Math Problem Statement

cari simpangan rata-rata dari data ini. Tuliskan rumus dan cara pengerjaannya

20, 30, 35, 40, 50, 50, 60

note: jika ada nilai desimal. Bulatkan menjadi 3 angka dibelakang koma

Solution

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Math Problem Analysis

Mathematical Concepts

Statistics
Mean
Mean Deviation (Simpangan Rata-rata)

Formulas

Rata-rata (mean): \( \bar{X} = \frac{\sum X}{n} \)
Simpangan rata-rata: \( \frac{\sum |X_i - \bar{X}|}{n} \)

Theorems

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Suitable Grade Level

Grades 10-12