Answer:
Variable-ratio schedule
Step-by-step explanation:
Variable-ratio schedule: The term is widely used in operant conditioning.
It is defined as a reinforcement schedule in which a specific response is being reinforced after an unforeseeable number of responses. It produces slow, and very high responding rates for desired behavior where the produced behavior is very resilience to extinct.
Example:
1. Lottery games.
2. Gambling.
Therefore, Luana is using a variable-ratio reinforcement schedule in meeting her effective goal.