The ability to attend to one source of information while ignoring or excluding other ongoing messages around us is __________

If you want an organism to respond very rapidly with only a brief pause after each reinforcement, which schedule of reinforcement would you choose?

a. fixed-interval b. fixed-ratio c. variable-interval d. Any reinforcement schedule would work as well as any other.

If your dependent variable is the number of items correctly recalled from a 10-item word list, you could have potential problems with

A) a ceiling effect, but not a floor effect. B) a floor effect, but not a ceiling effect. C) both floor and ceiling effects. D) Neither ceiling nor floor effects