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Two people took turns tossing a fair die until one of them
Chapter 3, Problem 80E(choose chapter or problem)
Problem 80E
Two people took turns tossing a fair die until one of them tossed a 6. Person A tossed first, B second, A third, and so on. Given that person B threw the first 6, what is the probability that B obtained the first 6 on her second toss (that is, on the fourth toss overall)?
Questions & Answers
QUESTION:
Problem 80E
Two people took turns tossing a fair die until one of them tossed a 6. Person A tossed first, B second, A third, and so on. Given that person B threw the first 6, what is the probability that B obtained the first 6 on her second toss (that is, on the fourth toss overall)?
ANSWER:
Solution:
Step 1 of 2:
Given, two people took turns tossing a fair die until one of them tossed a 6.
Person A tossed first, B second, A third and so on.
Here we have to find the probability that B obtained the first 6 on her second toss.