Severity: Warning
Message: fopen(/home/answnniz/public_html/system/sessions/ci_session9b2885e1b9843769f64951ad35d21fefef144f23): failed to open stream: Disk quota exceeded
Filename: drivers/Session_files_driver.php
Line Number: 176
Backtrace:
File: /home/answnniz/public_html/index.php
Line: 315
Function: require_once
Severity: Warning
Message: session_start(): Failed to read session data: user (path: /home/answnniz/public_html/system/sessions)
Filename: Session/Session.php
Line Number: 143
Backtrace:
File: /home/answnniz/public_html/index.php
Line: 315
Function: require_once
Using Excel, give an example of why you would use the vlookup and countif functions in excel. Using your examples demonstrate correctly using the formulas by making up a data set in excel and use the functions to answer a question about the data