The text suggests three reasons for why rates of child maltreatment have changed over the past two decades. Which of the following is NOT one of these reasons?
a. a stronger national economy
b. increased availability and use of drug treatments for mental illness
c . the No Child Left Behind federal program to strengthen schools
d. increased and more effective efforts to prevent child abuse
c
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The ________________ graphically displays a variety of emotions based on arousal and valence
a. emotion ring c. circumplex model b. emotion classification system d. arousal-valence plot
If you were a professor, what advice would you give a student who proposes the following research project in order to increase the efficiency of the experiment
Study 1 will investigate the effect of an instructor's gender on student evaluations of the course and Study 2 will investigate the effect of upper level versus lower level courses on student evaluations of the course. a) Conduct a 2 X 2 factorial design instead of two individual experiments b) Conduct a power analysis after data collection. c) Collect small sample sizes for each condition. d) Collect large sample sizes for each condition.