Math Problem Statement
APABILA STADARD DEVIASI PEMBAYARAN PAJAK DI KANTOR PAJAK ADALAH USD 5 DAN 95% CONFIDENCE INTERVAL DARI RATA-RATA PAJAK ADALAH USD 80. HITUNG JUMLAH SAMPEL DARI POPULASI TERSEBUT?
Solution
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Math Problem Analysis
Mathematical Concepts
Statistics
Confidence Interval
Sample Size Calculation
Formulas
Confidence Interval Formula: CI = X̄ ± Z * (σ / √n)
Sample Size Formula: n = (Z * σ / E)^2
Theorems
Normal Distribution
Confidence Interval Calculation
Suitable Grade Level
Grades 10-12
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