Random walk on the line: a drunk walker takes step left or right with probability 1/2. Assuming that one step if 3 ft and he takes a step every second, what is the probability that he will be at a distance 100 ft or more from the place he started after one hour? Use

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A: μ=69.1σ=3 a) The required probability is P(X<68)=P(X-μσ<68-69.13)…

Q: a) Find the probability that a study participant has a height that is less than 68 inches. The…

A: Solution According to the guidelines we solve only three subparts

Q: (a) Find the probability that a study participant has a height that is less than 65 inches. The…

A: If X denotes the height of men, then,  X ~N(69.5, 4.0) Thus, mean = u = 69.5 and SD = s = 2.0.

Q: (a) Find the probability that a study participant has a height that is less than 67 inches. The…

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Q: (a) Find the probability that a study participant has a height that is less than 66 inches. The…

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A: Given information:  P(Fail) = 0.21 a)  P(Both fail)=P(Fail)×P(Fail)=0.21×0.21=0.0441=4.41% The…

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