Assume that a cyan dice and a pink dice are tossed at the same time seven times and their sum of the spots on their side facing upwards are recorded. What is the probability that the seventh sum recorded has never happened on the previous tosses.

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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Assume that a cyan dice and a pink dice are tossed at the same time seven times and their sum of the spots on their side facing upwards are recorded. What is the probability that the seventh sum recorded has never happened on the previous tosses.

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