After the PEST run is successful, you can analyse the results; Visual MODFLOW Flex provides a link to the PEST output files:
•Record file (.REC)
•Sensitivities for Observations (.SEO)
•Sensitivities for Parameters (.SEN)
The PEST output files can be exported to Excel spreadsheets for further processing and charting. Click on the button to specify an output name/location for the Excel file; the results will be separated into individual worksheets for facilitate analysis.