Math Problem Statement
Diketahui ada 7 datum yang mempunyai rata- rata 6 dan variansi 4, jika di tambah 3 data lagi yaitu 4,6,8 maka tentukanlah: a. rata-rata setelah penambahan data b. Simpangna baku setelah penambahan data.
Solution
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Math Problem Analysis
Mathematical Concepts
Statistics
Descriptive Statistics
Formulas
Mean formula
Variance formula
Standard deviation formula
Theorems
-
Suitable Grade Level
Adult
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