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Perception towards Exceptional Performance Average Performance Online Lessons Junior Senior Junior Senior Total Positive 64 29 103 84 280 Negative 21 16 187 96 320

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Perception towards Exceptional Performance Average Performance Online Lessons Junior Senior Junior Senior Total Positive 64 29 103 84 280 Negative 21 16 187 96 320 Total 85 45 290 180 600(d) (2 marks) Two students, one after another without replacement, were chosen randoxnly from the above sample of 600 students. What is the probability that at least one of them have exceptional academic performance or both are from junior year of study

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