Problem 7-12 Instructor Reserve
Flatplane, Inc. Computers
Exponential Probability Distribution Template
Enter data only in yellow-shaded cells.
Failure rate per hour (λ) = 0.000072
T = x Cum. Failure
Hours
Probability F(x)
0 0.000000
250 0.017839
500 0.035360
750 0.052568
1000 0.069469
2750 0.179630
3000 0.194265
3250 0.208638
3500 0.222755
3750 0.236621
4000 0.250238
4250 0.263613
4500 0.276750
4750 0.289652
5000 0.302324
6250 0.362372
6500 0.373746
6750 0.384918
7000 0.395891
7250 0.406667
7500 0.417252
0.000
0.400
0.500
0.600
-1000 1000 3000 5000 7000 9000
Hours to Failure
Cumulative Failure Probability