A machine has just been installed at a cost of $81,000. It will have no salvage value at the end of its useful life.
Saving/year |
probability |
life/year |
probability |
$18000 |
0.2 |
12 |
1/6 |
20000 |
0.7 |
5 |
2/3 |
22000 |
0.1 |
4 |
1/6 |
what is the joint probability distribution for saving per year and useful life?