The standard deviation is the square root of?
A. The coefficient of determination
B. Sum of squares
C. Variance
D. Range
Answer: C
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Base groups
a. meet together weekly to work on specific course projects. b. are student groups formed based on interest. c. are focused on mastery of skills and concepts. d. are heterogeneous in composition.
In a causal-comparative study that examines differences in psychomotor skills between young, suburban, middle-class Hispanic children and young, urban, middle-class Caucasian children, the dependent variable is
a. Hispanic. b. psychomotor skills. c. urban. d. middle class.
Which of the following statements is a practical rationale for using a B-A-B reversal design?
a. Experimenter is interested in quickly understanding the effects of two different treatments b. Behavior of interest is dangerous and withholding an effective treatment would be unethical c. Treatment is already in place d. B & C e. None of the above
The series of focused steps used to determine eligibility for special education, is referred to as:
a. criterion gating b. criterion validity c. multiple gating d. multiple validity