Change the display format of date/time when using Xpath

[#1]

How can /process_data/@create_time in Xpath be formatted to display as 08-30-2016T22:50:50Z instead of 2016-08-30T22:50:50Z?

[#2 · Accepted solution]

{$format-dateTime-withFormat(/process_data/@create_time, 'MM-dd-YYYY hh:mm:ss a')$}