A professor wants to compare the test scores of his two psychology classes (Class A and Class B). Each class has 20 students
The professor calculates a t value of 2.3 and concludes that Class B has a mean test score that is significantly higher than Class A. What is the effect size associated with this statistical test?
a. .12
b. .24
c. .35
d. .48
c
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For a person who has smoked for some time and has given up cigarettes, the risks of stroke and coronary heart disease return to normal after a period of ________________ year(s)
Fill in the blank(s) with correct word
Ben believes very strongly in being competitive and doing what is necessary for his own goals. He sees himself as being an important business leader one day. Ben is most likely a(n) ____.?
a. ?individualist b. ?collectivist c. ?separatist d. ?pragmatist
Which of these best illustrates altruism?
a. Visiting the elderly to earn a scouting merit badge b. Donating blood during a community blood drive c. A veterinarian giving medical treatments to her clients' family pets d. A firefighter rescuing survivors from a building destroyed by a terrorist attack
The process whereby we exaggerate similarities among members of the same category, and exaggerate differences among members of different categories is termed:
a. social identification b. social differentiation c. cross-categorization d. in-group/out-group categorization e. schematic categorization