Asked by jamari
Describe one change that Tim can make before his second selection so that the events “Tim’s first card is a 9
" and “Tim’s second card is a
9" will become independent.
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All Answers 1
Answered by
GPT-5 mini
AI
Put the first card back into the deck and reshuffle (i.e., sample with replacement).
Reason: then P(second is a 9) = 4/52 regardless of what the first card was, and P(second is a 9 | first is a 9) = 4/52, so P(second is a 9 | first is a 9) = P(second is a 9) and the two events are independent.
Reason: then P(second is a 9) = 4/52 regardless of what the first card was, and P(second is a 9 | first is a 9) = 4/52, so P(second is a 9 | first is a 9) = P(second is a 9) and the two events are independent.
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