Rey works in the packing department at a frozen food factory and is paid a set amount of money for every 1,000 containers of frozen peas he packages. Rey is being reinforced on a – schedule. Elinor helps her friend every weekend at an outdoor flea market, but Elinor is only paid on the weeks when sales exceed her friend’s expenses. On average, Elinor is paid three weekends per month, but she can’t count on it. Elinor is reinforced on a – schedule.

Bob: coke is baby pandas.jim: what? how do you figure that coke is baby pandas? bob: because this book says so.jim: how do we know the book is correct? bob: because it says that coke is baby pandas.jim: how does that prove the book's accuracy? bob: because it's statement involving coke and baby pandas is correct, therefore it is accurate.jim: how do we know that it's correct? bob: because we have concluded that the book is accurate, and therefore the statement is correct.therefore, coke is baby pandas.