Dr. Gomez would like to graph the scores from a recent exam (a quantitative variable), what type of graph should she use and what should be on the horizontal axis?
a. pie chart; modal values
b. histogram; exam score values
c. bar graph; frequency values
d. bar graph; exam scores
B
Political Science
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It is easier to spot differences among groups when research involves small samples if
a. the investigator uses probability sampling. b. the participants are homogeneous regarding the behavior to be studied. c. the effect sizes for the behavior to be studied are also small. d. the hypothetical constructs are operationally defined.
Political Science
The current president of Mexico is __________
a. Calderón. b. dos Santos. c. Fox. d. Nieto. e. Zedillo.
Political Science