# statistics

posted by
**penelope** on
.

EVENT PROBABILITY

First set of O- rings function

correctly and second O-ring

functions correctly .7552

First set of O-rings malfunction

and second O-ring functions

correctly .1138

1st set of O-rings function

correctly and 2nd O-ring

malfunctions .1138

1st set of O-rings malfunction

and 2nd O-ring malfunctions .0172

Fill in the probability distribution table

x P(x)

0

1

2

Total

Then using the probabilities from the table find

P(Explosion on lift-off)

P(Safe lift-off)