1. Suppose a fair coin is tossed 5 times. (a) What is the probability that we observe the sequence H,T, H, H,T? (b) What is the probability that we observe exactly 3 heads? (c) If we know that 3 heads were obtained in 5 tosses, what is the probability of the sequence H, T, H, H, T?

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
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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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1. Suppose a fair coin is tossed 5 times.
(a) What is the probability that we observe the sequence H, T, H, H,T?
(b) What is the probability that we observe exactly 3 heads?
(c) If we know that 3 heads were obtained in 5 tosses, what is the probability
of the sequence H, T, H, H, T?
Transcribed Image Text:1. Suppose a fair coin is tossed 5 times. (a) What is the probability that we observe the sequence H, T, H, H,T? (b) What is the probability that we observe exactly 3 heads? (c) If we know that 3 heads were obtained in 5 tosses, what is the probability of the sequence H, T, H, H, T?
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