Costa and McCrae have demonstrated the validity of their 5-factor personality structure across _______

Beck's cognitive therapy focuses on _____.

a. illogical thoughts b. resistance c. positive reinforcement d. the relationship between therapist and client

Any Pearson r which is significant at an alpha of .01, must also

a. be significant at .001 b. be significant at .05 c. be significant at any alpha level d. be positive