If a fair coin is tossed twice, what is the probability of obtaining heads both times? A. 1/4. B. 1/

答案大类：软件水平考试小类:软件水平考试 2026-02-24 12:14:21

If a fair coin is tossed twice, what is the probability of obtaining heads both times?
A、 1/4.
B、 1/2.
C、 3/4.
D、 1.

答案：A

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