Question: b. In a preparation test, past data showed that 40% of the students came unprepared. In a sample of 8 students, find the probability that:

b. In a preparation test, past data showed that 40% of the students came unprepared. In a sample of 8 students, find the probability that: at least 5 students came unprepared. (2 marks) ii. exactly 6 students came unprepared

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