In the original study of regression toward the mean, sir francis galton noted a tendency for offspring of both tall and short parents to drift toward the mean height for offspring and referred to this tendency as "regression toward mediocrity." what is wrong with the conclusion that eventually all heights will be close to their mean?

Apsychologist has developed a series of personality inventories and wants to determine if they are valid. one of the scales measures perfectionism, so he asks a colleague for advice on how to establish the validity of this scale. the colleague tells him that if he were to find a sample of people with personality disorder, these people would obtain high scores on a scale that measures perfectionism.

1. develop an action plan to deal with each of the following scenarios. a friend offers you a cigarette. (2 points) you go to a party and see they are serving alcohol. (2 points) a student offers to sell you some marijuana. (2 points) a friend comes to your house and asks you if he or she can take drugs out of your parents' medicine cabinet. (2 points)

How does cultural diffusion affect civilization