Dale's principle has been disproven through scientific investigations of the nervous system.

A researcher took children into her lab and offered them as many high-sugar snacks as they wanted. She then recorded their activity level using various observational and physiological measures. She found that on all measures, high sugar intake was associated with high activity level. Which would be the best conclusion to reach from this data?

a. the sugar caused the high activity b. there is a negative correlation between sugar consumption and activity level c. there is a positive correlation between sugar consumption and activity level d. children with higher metabolisms tend to eat more sugar and have higher activity levels

In 1973, researcher ________ found that when normal people with no diagnosis of mental illness were admitted to a psychiatric facility,

it took 19 days (on average) for them to be released, and that many of them were still labeled with a significant psychiatric diagnosis upon discharge. a) David Rosenhan b) Martin Seligman c) Aaron T. Beck d) Franz Koffka