"Entropy" in the system means that the system
A. expires without regeneration.
B. merges with another system.
C. develops permeable boundaries
D. continues to expand indefinitely.
A
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Suppose that independent variable A explains 24 percent of the variation in a dependent variable. Suppose that independent variable B has a bivariate correlation of .40 with that same dependent variable, but that after controlling for variable A, it explains only 1 percent of the variation in the dependent variable. Then:
a. The partial r for variable B is .10. b. The multiple correlation between both variables and the dependent variable is .50. c. Multicollinearity exists between the two independent variables. d. All of these.
The significance of the p value as the measure for statistical significance resides in the fact that:
a. it reveals the fractional equivalent of the number of times in 100 that your results would occur by chance. b. a p value of .01 means your data would occur by chance once in 100 c. this result would be rendered statistically insignificant at a p value of .01 d. all the above statements in a–c are true and that there is evidence in support of the research hypothesis
Which of the following systems is part of the sustaining system?
a. immediate family b. local community c. friends and relative d. political system
Which of the following is TRUE about the how a student can generate a social work research question?
a. Suggestions from other researchers b. Field or practicum experience c. Social work research literature d. Personal experiences e. All of the above are true