A sample of n = 16 scores has a mean of M = 65 and an estimated standard error of 2 points. What is the sample variance?

Juan just graduated from college and is entering the workforce. According to social cognitive career theory, which of the following will have a substantial role in Juan's occupational path?

a. his unique set of personal traits b. his response to the environment c. his social knowledge of careers d. his perceived level of ability

Every time Alice cleans her room properly and makes the bed she receives a marble. When she accumulates 100 marbles, she can get the new video game she wants. What type of behavioral program are Alice's parents using?

a) modeling b) negative reinforcement c) token economy d) systematic desensitization