The future lifetimes (in months) of two components of a machine have the following joint density function:

What is the probability that both components are still functioning 15 months from now? thanks for your help

- November 16th 2009, 04:29 PMIntsecxtanxHelp predicting future lifetime of a component w/ a joint pfd. thanks for looking.
The future lifetimes (in months) of two components of a machine have the following joint density function:

What is the probability that both components are still functioning 15 months from now? thanks for your help - November 16th 2009, 06:22 PMmr fantastic