The duration t (in minutes) of customer service calls received by a certain company is given by
Question:
is given by the probability density function f (t) = 0.4e -0.4t t ≥ 0 Find the probability that a call selected at random lasts
(a) 4 minutes or more
(b) 10 minutes or more
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a b Similar...View the full answer
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Muhammad Umair
I have done job as Embedded System Engineer for just four months but after it i have decided to open my own lab and to work on projects that i can launch my own product in market. I work on different softwares like Proteus, Mikroc to program Embedded Systems. My basic work is on Embedded Systems. I have skills in Autocad, Proteus, C++, C programming and i love to share these skills to other to enhance my knowledge too.
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Related Book For 
Mathematical Applications for the Management Life and Social Sciences
ISBN: 978-1305108042
11th edition
Authors: Ronald J. Harshbarger, James J. Reynolds
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