In a psychology class of 100 students, test scores are normally distributed with a mean of 80 and a standard deviation of 5 . Approximately what percentage of students have scores between 75 and 85?

Four-year-old Lindsey squeezes between her Mommy and Daddy as they sit together on the couch. She cuddles her Daddy but refuses to kiss her Mommy. Which Freudian concept does this scenario illustrate?

a. Genital stage b. Oedipus complex c. Sublimation d. Regression

Most of the intelligence tests reviewed in your textbook test

A) aptitude, but not achievement. B) achievement, but not aptitude. C) neither achievement nor aptitude. D) both achievement and aptitude.