Severity: Warning
Message: fopen(/home/answnniz/solutionspile.com/system/sessions/ci_session65b6ef942645bf2634dc279f86c8b07c8bbe0063): failed to open stream: Disk quota exceeded
Filename: drivers/Session_files_driver.php
Line Number: 176
Backtrace:
File: /home/answnniz/solutionspile.com/index.php
Line: 367
Function: require_once
Severity: Warning
Message: session_start(): Failed to read session data: user (path: /home/answnniz/solutionspile.com/system/sessions)
Filename: Session/Session.php
Line Number: 143
Backtrace:
File: /home/answnniz/solutionspile.com/index.php
Line: 367
Function: require_once
Exercises Two parts of a machine are manufactured independently. These two parts have probabilities
p_(1)and
p_(2)respectively of failing. Find the probability that (a) neither part fails (b) at least one part fails (c) exactly one part fails.