M Prep | MCAT 2015 Question of the Day - Prep, Practice Questions, and More!

Q:

A toddler has learned to turn on the hot and cold water at the faucet. Sometimes when she turns on the hot water, cold water comes out and later heats up. Other times, the water scalds her immediately. She seems unable to predict when the water will come out hot and when it will come out cold. This is an example of what type of reinforcement schedule?

A

continuous

B

fixed interval

C

fixed ratio

D

variable ratio