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Mathematics, 05.11.2020 16:40 indiareed0orv5ul

2.- Supóngase que los diámetros de los tornillos fabricados por una compañía están distribuidos normalmente con una media de 0.25 pulgadas y desviación estándar de 0.02 pulgadas. Se considera defectuoso un tornillo si su diámetro es menor igual a 0.20 pulgadas o mayor igual a 0.28 pulgadas. Hallar el porcentaje de tornillos defectuosos producidos.

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