A researcher used a sample of n = 60 individuals to determine whether there are any preferences among four brands of pizza. Each individual tastes all four brands and selects his/her favorite. If the data are evaluated with a chi-square test for goodness of fit using ? = .05, then how large does the chi-square statistic need to be to reject the null hypothesis?

Which of the following statements concerning McClelland's program for achievement motivation is incorrect?

a. The program's basic purpose is to have people think constantly in need for achievement terms. b. Achievement-related cognition is enough to ensure that need for achievement will be manifest in behavior. c. The client must see achievement orientation as being congruent with her/his self-image. d. The program links achievement thoughts to concrete action patterns.

All of the diagnostic criteria for somatic symptom disorder must all be present at the same time in order to make this psychological diagnosis

Indicate whether the statement is true or false