Answer:
≈ 7.80
Step-by-step explanation:
To calculate P(at least one valve opens), we can find 1 - p(no valves open).
This is equal to 1 - (0.05)^5, or 0.9999996875.
P(at least one valve fails to open) is equal to 1 - p(all valves open and none fail). This is 1 - (0.95)^5, or 0.2262190625.
Step-by-step explanation:
Answer:
yb
Step-by-step explanation:
