Question

question 18
1 pts
which of the following is an example of a variable ratio reinforcement schedule?
bill traveling to myrtle beach for vacation every june
jeremy checking youtube every morning before work
joyce playing scratch - off lottery tickets
nikita taking her dog to the vet once a year

Explanation:

A variable - ratio reinforcement schedule involves reinforcement occurring after a variable number of responses. In the case of playing scratch - off lottery tickets, the number of tickets Joyce needs to play before winning (reinforcement) is variable. Bill's vacation, Jeremy's YouTube - checking, and Nikita's vet - visits are on fixed schedules.

Answer:

Joyce playing scratch - off lottery tickets