Question 1103312: There is a probability of 0.04 that a lamp purchased at a given store doesn’t work. A person purchases 3 lamps. a) Define a random variable as the number of non-working lamps. What is the sample space? b) Find the probability distribution.
Answer by stanbon(75887)   (Show Source):
You can put this solution on YOUR website! There is a probability of 0.04 that a lamp purchased at a given store doesn’t work. A person purchases 3 lamps. a) Define a random variable as the number of non-working lamps. What is the sample space? b) Find the probability distribution.
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Binomial Problem with n = 3 and p = 0.04
Sample space:: (0fail,3work);(1fail,2work);(2fail,1works);(3fail,0work)
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Cheers,
Stan H.
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