Nope, just an engineer who has seen similar methods fail hilariously when the trying to extrapolate from a limited datasets.
When the only data supplied is opaque guarantees from a private company that profits from enticing more interest in their services, they need to state clearly how they came to make those guarantees.
Article says that they are being given low-skill jobs like mowing and trash collection, in order to free up paid workers to tackle high-skill jobs.
They will be paid a whopping $9 a day for effectively unskilled labour that doesn’t increase their post-release prospects kn any substantive way.