Samples of n = 4 scores are selected from a population. If the distribution of sample means has a standard error ? = 5 points, then the population from which the samples were obtained has a standard deviation of ? = 20

There is no universal standard of _________ when it comes to sexuality or sexual behavior.

a. desire b. normal c. safe d. healthy

Select a true statement about Erik Erikson's theory of personality development:

A. Human beings develop their personality in a series of eight stages throughout their lifetime. B. Each stage has a crisis or challenge to be resolved for personality strength to develop. C. The stages build on each other so successful completion of one makes the next one easier. D. all of the above