9. Which ofthe following is an example of a variable measured at the ratio level of measurement?
A. Socioeconomic status measured as high, medium, and low
B. A person’s ethnicity
C. An index of depression with a potential range of 10 to 100
D. Military rank o Income in baht
10. What is the direction of association in the following hypothesis: education increases, ethnic as prejudice tends to decrease?
o Negative
o Positive to Ethnic prejudice
o Education
o Decrease
11. when researchers use multiple items to measure a single concept, they hope for high levels of consistent responses on these items. (High Cronbach’s Alpha) If they achieve this sort
OR
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