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a prueba de dos 7. Un fabricante de medicamentos dijo que la potencia media de uno de sus antibioticos fue 80%. Se probo una muestra

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a prueba de dos 7. Un fabricante de medicamentos dijo que la potencia media de uno de sus antibioticos fue 80%. Se probo una muestra aleatoria de n=100 capsulas y produjo una media muestral de x=79.7% con una desviacion estandar de s=.8%. Los datos presentan suficiencia evidencea para refutar lo dicho por el fabricante? Sea a = .05. 1. Exprese la hipotesis nula a ser probada. 2. Exprese la hipotesis alternativa. 3. Realiza una prueba estadistica de la hipotesis nula y exprese su conclusion

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