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In a classroom of 120 students, 50 students pass the course. 10 of them have studied week by week. Among the 70 students who failed,

In a classroom of 120 students, 50 students pass the course. 10 of them have studied week by week. Among the 70 students who failed, only 45 students studied in a weekly manner. If you were to be 95% sure of your comment, would you say working week by week increases your chances of passing the course?

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