Solución
Use the addition rule to find the probability of the following event: Obtaining a sum of 6 or doubles (same number on each die) when a pair of dice is rolled once. Express your answer as a decimal rounded to 1 decimal place.
Solución
Pasos de solución
Find the probability of the following event : Obtaining a sum of 6:
Find the probability of the sum doubles ( same number on each die ) when a pair of dice is rolled once:
Find the probability of the following event : Obtaining a sum of 6 and the sum doubles ( same number on each die ) when a pair of dice is rolled once:
Use the Inclusion-Exclusion formula
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