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help with homework question: S tudent has a 70% chance to pass exam at C or higher. Two students are independently selected at random. 1.

help with homework question: Student has a 70% chance to pass exam at C or higher. Two students are independently selected at random.

1. What is the chance that BOTH will get C or higher? 2. What is the chance that EXACTLY one student gets C or higher? 3. At LEAST one gets C or higher?

4. BOTH get BELOW C?

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