If life length ( in hours ) of certain kind of device follows chi - squared distribution with dof 10 . Find the probability that exactly 2 of 6 such devices in a system will have to be replaced within the first 16 hours of operation. Assume that life of the devices are independent

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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If life length  ( in hours )  of certain kind of device follows chi - squared distribution with dof  10 .  Find the probability that exactly  2  of  6  such devices in a system will have to be replaced within the first  16  hours of operation. Assume that life of the devices are independent

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