Math Problem Statement
Xi Fi 9 5 4 4 5 3 9 7 9 1 Cari Nilai Standar Deviasi(Simpangan Baku) ? *) 2 desimal, gunakan "." (titik) bukan "," (koma)
Solution
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Math Problem Analysis
Mathematical Concepts
Statistics
Standard Deviation
Mean
Formulas
Mean: \(\bar{X} = \frac{\sum (X_i \times F_i)}{\sum F_i}\)
Standard Deviation (Population): \(\sigma = \sqrt{\frac{\sum (X_i - \bar{X})^2}{N}}\)
Theorems
None
Suitable Grade Level
Grades 9-11
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