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A coin is tossed thrice and all the e...

A coin is tossed thrice and all the eight outcomes are assumed equally likely. In which of the following cases are the following events `A` and `B` are independent? `A=` the first thrown results in head, `B=` the last thrown results in tail `A=` the number of heads is odd, `B=` the number of tails is odd `A=` the number of heads is two, `b=` the last throw results in head

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