Math Problem Statement
Una organización de salud mental desea realizar una encuesta local para evaluar los niveles de ansiedad de entre adultos en el país. El objetivo es obtener un nivel de confianza del 95% y un margen de error del 13%. Determinar el tamaño necesario de la muestra.
Solution
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Math Problem Analysis
Mathematical Concepts
Statistics
Sample Size Calculation
Formulas
Sample size formula for infinite population
Theorems
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Suitable Grade Level
Professional
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