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Mathematics, 24.03.2021 02:30 asialuv

Unfabricante de piezas para ensamblar bicicletas afirma que al menos el 95 por ciento de las piezas que fabrica, cumple con las especificaciones requeridas. Si examinamos una muestra aleatoria de 150 piezas y encontramos que 12 de ellas resultaron defectuosas, ¿Se podrádecir que el dato muestral proporciona suficiente evidencia para rechazar la afirmación del fabricante?. Utilice un error alfa del 0.05.

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