28. The lifetime in hours of electronic tubes is a random variable having a probability density function
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28. The lifetime in hours of electronic tubes is a random variable having a probability density function given by
Compute the expected lifetime of such a tube.
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Somshukla Chakraborty
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Related Book For 
Introduction To Probability And Statistics For Engineers And Scientists
ISBN: 9780125980579
3rd Edition
Authors: Sheldon M. Ross
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