The first die beats the second
Two fair dice are rolled - call them die 1 and die 2. Given that die 1 shows a strictly larger value than die 2, what is the probability their sum is 7? Give a decimal to four places.
Show hints (2)+
- Count the ordered pairs where die 1 > die 2 - there are 15.
- Which of those sum to 7?
Answer
Reveal answer →Final answer
0.2 (± 0.001)
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