In the linear regression equation, Y = a + bx, “a” represents ______.
A. the predicted value of y
B. the y-intercept
C. slope
D. Pearson’s r
B. the y-intercept
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The Indian Child Welfare Act was passed to:
a. pave the way for large-scale adoption of Native American children b. preserve the cultures of Native American children and prevent disruption of Native American families c. remove adoption decisions from Native American tribal authorities d. ensure that Head Start services were provided to Native American children who lived on reservations
Answer the following statement(s) true (T) or false (F)
You typically predict the outcome when you engage in descriptive research, but you do not when you engage in explanatory research.
A major problem in policy formation is:
A) no one wants to take responsibility. B) society is in a constant state of change. C) private charity organizations. D) all of these.
The natural tendency of a system to progress toward disorganization, depletion, and, in essence, death is called:
A. Negative entropy B. Entropy C. Differentiation D. Homeostasis