Find the mean of the Binomial distribution. (b) Five people each toss a coin and the odd man pays for the coffee. If the coins all show heads or all shows tails, they are tossed again. What is the probability that two decisions is reached in five tosses or fewer? (c) Find mean and variance of Normal distribution.

A First Course in Probability (10th Edition)
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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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Find the mean of the Binomial distribution.
(b) Five people each toss a coin and the odd man pays for the coffee. If
the coins all show heads or all shows tails, they are tossed again. What is the
probability that two decisions is reached in five tosses or fewer?
(c) Find mean and variance of Normal distribution.

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