13. If a teacher is randomly chosen, what is the probability that the teacher has only used teams in an online class? B. * 6 A. + C. * D. 15 15 14. If a teacher is randomly chosen, what is the probability that the teacher has teams or google meet? В. D. 11 12 5 7 A. - C. 12

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Q: who is more likely to attend both activities?

A: here use concept of independent event if A and B independent events then p(A and B ) = p(A).p(B)  

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Q: c) P(2 1)

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