Final answer:
A personal trainer expected her clients to lift specific maximum weights each week in a 90-day program. She recorded the actual maximum weights to compare with her expectations.
Step-by-step explanation:
When working with a personal trainer, it's important for the trainer to set realistic expectations for their clients' weight-lifting abilities.
In this case, the trainer expected each client to lift a specific maximum weight each week.
She recorded the actual maximum weights her clients lifted throughout the 90-day program to determine how well her expectations aligned with what was observed.