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Mathematics, 18.10.2021 23:10 nickcjacques

3.En un estudio se eligen al azar a 25 comensales de un restaurante ubicado en el centro histórico de la Ciudad de México y se calcula un consumo promedio de $145.00 con una desviación estándar de $75.00. Veinte clientes de la competencia reportaron un consumo promedio de $130.00 con una desviación estándar de $41.00. Utilizando un nivel de significancia del 2.5% ¿se puede concluir que los clientes del restaurante consumen en promedio más que los de la competencia?

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