Aastha tyagi Asked a Question
September 22, 2020 9:04 pmpts 30 pts
Let X and X, denote the lifetimes (in months) of bulbs produced at factories and F respectively. The random variables X, and X are Exp(1/8) and Exp(1 /2) respectively. A shop procures 80% ofits supply of bulbs from factory R and 20% from factory E.A randomly selected bulb from the shop is put on test and is found to be working after 4 months. What is the probability that it was procured trom factory P ?
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  • Anuj s. thankyou
    solution
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