LSD was synthesized from alkaloids derived from

A team of researchers has developed a structured interview to diagnose a new type of personality disorder. A series of trials to check the reliability of the structured interview yields a kappa of .75. How should the researchers view this result?

a. The kappa is so low they decide to abandon the project. b. The kappa is not at an acceptable level but encouraging for a new instrument that can be improved. c. Kappa is not the appropriate measure to be used when evaluating the reliability of a new diagnostic category. d. The kappa is at an acceptable level for well-established diagnostic instruments, so the interview is ready to be used in clinical settings.

As part of a research study, a group of kindergartners take the NEO Five-Factor personality test and then are retested as college freshmen. What is likely to be seen when applying mean-level change?

a) There will be personality growth with maturation. b) There will be no changes to personality. Consider This: As people develop through life stages, their personalities also do so. LO 8.1: Explain the trait theory of personality stability during adult years c) There will be reversals of personality traits. Consider This: As people develop through life stages, their personalities also do so. LO 8.1: Explain the trait theory of personality stability during adult years d) There will be a random change effect. Consider This: As people develop through life stages, their personalities also do so. LO 8.1: Explain the trait theory of personality stability during adult years