Cohen’s d is an estimate of ______.
a. the difference between the mean and the population in standard deviation units
b. the magnitude of the difference between the means of two groups measured in standard deviation units
c. the magnitude of the difference between the means of two groups measured in standard error units
d. the magnitude of the difference between the means of two groups measured in z-score units
b. the magnitude of the difference between the means of two groups measured in standard deviation units
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Dependability in qualitative research is concerned with
a. consistency of results. b. external validity. c. the extent to which variation can be tracked or explained. d. the extent to which the findings can be applied to other groups or contexts.
In the operant model, when immediate consequences are reinforcing and delayed consequences are
punishing, immediate consequences win out. Indicate whether the statement is true or false.
Which correlation coefficient would you use to look at the correlation between gender and time spent on the phone talking to your mother?
A. Kendall’s correlation coefficient, ? B. Pearson’s correlation coefficient, r C. The biserial correlation coefficient, rb D. The point-biserial correlation coefficient, rpb
Which best describes critical thinking?
a. The motivation of students to make thinking skills a habit. b. The process of evaluating the accuracy and worth of information and lines of reasoning. c. The ability to solve problems that are well defined. d. The tendency to be aware of and monitor one’s own thinking.