Who was one of the seven psychologists to start the American Psychological Association?

If a study is found to have statistical significance, what is true of that study's practical significance?

a. The statistical and practical significance of a study two ways of reporting the same thing. b. The study cannot be practically significant. c. The study may or may not be practically significant. d. The study must be practically significant.

Which of the following is a factor that tends to stimulate eating?

a. sweet foods b. a low blood sugar level c. fatty foods d. the presence of others eating e. all of the above are correct