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Assume that you are playing a game in which you pull a lever and a light comes on. The light will be either red

or green. Assume that on any given pull of the lever, P(Red Light) = .40 and P(Green Light) = .60. Find the probability that in pulling the lever 5 times that you will get your 3rd Green Light on the 5th pull of the lever.

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1 : Light comes on pulling a levert
P [ L = G ] = 0. 6 . P [ L = R ] = 0- 4
The required event will occur if we get 2 queen
lights and 2 sled lights on A four bulls and a
green light on 5 th pull....

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