Question: A study has been conducted to track student revision progress for their Probability and Statistics 1 subject over a 2-weeks period of times. Two independent

A study has been conducted to track student revision progress for their Probability and Statistics 1 subject over a 2-weeks period of times. Two independent groups of 15 students is being monitored, and the probability of any individual in the group not completing the study revision during the time period is 0.3. Find the probability that at least 14 students complete the study revision in either group, but not in both groups. Explain your answers.

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