Possible Clues:

• Isolated data point
• On holiday, fiction is read primarily by detached person
• It's far from mean to expose perjurer that's escaped from trap
• Suburbanite
• Remote member of a group
• Rock formation, round Utah river, story included
• Rue toil, possibly, as one living a long way from work
• Dated invention meeting resistance is isolated example
• Something detached from the main grouping
• Extreme deviation from the mean — our tile (anag)