Two unbiased six-sided dice are rolled and their scores are added. + 1 2 3 4 5 6 1 2 3 4 5 6 7 2 3 4

Question

Two unbiased six-sided dice are rolled and their scores are added. + 1 2 3 4 5 6 1 2 3 4 5 6 7 2 3 4 5 6 7 8 3 4 5 6 7 8 9 4 5 6 7 8 9 10 5 6 7 8 9 10 11 6 7 8 9 10 11 12 Complete a possibility diagram for the 36 ordered outcomes. Find the probability that the total score is at least $10$. Find the probability that the two dice show the same number.

Accepted Answer

(b) $\frac{1}{6}$; (c) $\dfrac16$.

Sec 3/4 E Math T13-Q18 - Using a possibility diagram for two dice

Sec 3/4 E Math T13-Q18 - Using a possibility diagram for two dice

Solution:

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